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4000 IELTS Academic Words List (1)

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abandon
abandonment
abbreviation
abeyance
abide
ability
abnormal
aboard
abolish
abolition
abortion
abortive
abridge
abrogate
abrupt
absence
absent
absolute
absolutely
absorb
absorption
abstract
absurd
absurdity
abundance
abundant
abuse
academic
academy
accede
accelerate
acceleration
access
accessible
accessory
accident
accidental
accidentally
accommodate
accommodation
accompaniment
accompany
accomplish
accomplishment
accord
account
accountant
accounting
accrue
accumulate
accumulation
accuracy
accurate
accusation
accuse
achieve
achievement
acid
acknowledge
acquaint
acquaintance
acquainted
acquire
acquisition
across
activate
actively
actual
actually
acute
adapt
adaptation
additional
additive
address
adequate
adhere
adhesive
adjacent
adjoin
adjust
adjustment
administer
administration
administrative
admiration
admire
admission
admit
admittedly
adolescence
adolescent
adopt
adoption
adore
adorn
adornment
adult
advance
advanced
adventure
adventurous
adversary
adverse
adversity
advertise
advisable
advocate
aerial
affect
affection
affectionate
affiliate
affirm
affirmation
affirmative
afford
affordable
agency
agent
aggravate
aggregate
aggregation
aggressive
aggressor
agitate
agitation
agony
agreeable
agreement
agriculture
aid
ailment
aim
air
aircraft
aisle
ajar
alarm
album
alert
alien
alienate
alignment
alike
allergic
allergy
alliance
allocate
allot
allowance
alloy
ally
alone
along
alongside
alter
alternate
alternation
alternative
altitude
aluminum
amateur
amaze
amazement
ambassador
ambiguity
ambiguous
ambition
ambitious
ambulance
amend
amendment
amends
amiable
amicable
amid
ammunition
amount
ample
amplification
amplify
amuse
analogy
analysis
analytical
analyze
ancestor
anchor
anecdote
angular
animate
animation
ankle
annex
anniversary
announce
announcement
announcer
annoy
annual
annually
antagonism
antagonist
antarctic
antibiotic
anticipate
anticipation
antique
antonym
anxiety
anxious
anyhow
apart
ape
apologize
apology
apparatus
apparent
appeal
appealing
appendix
appetite
applaud
appliance
applicable
applicant
application
apply
appoint
appointment
appreciable
appreciate
appreciation
appreciative
apprentice
approach
appropriate
approval
approve
approximate
approximately
apt
aptitude
arbitrary
arbitrator
arc
arch
archaeology
architect
architecture
ardent
arduous
area
arena
argue
arise
aristocracy
aristocrat
arithmetic
armour
arms
arouse
arrange
arrangement
array
arrest
arrogance
arrogant
article
artificial
ascend
ascertain
ascribe
ashamed
aside
aspect
aspirin
assassination
assault
assemble
assembly
assert
assess
assessment
assign
assignment
assist
assistance
assistant
associate
association
assorted
assortment
assume
assumption
assurance
assure
assured
astonish
astound
astray
astronomer
astronomical
astronomy
athlete
atlas
atmosphere
atom
atomic
attach
attachment
attack
attain
attempt
attend
attendance
attendant
attention
attentive
attic
attitude
attorney
attract
attraction
attribute
auction
audience
auditorium
august
author
authority
authorization
authorize
autobiography
automate
automatic
automation
automobile
autonomous
autonomy
auxiliary
avail
available
avenge
avenue
average
aviation
avoid
aware
awe
awful
awkward
awkwardly
axis
axle


abandon: Read
n. Syn. relinquish
(没有约束,放任情绪) lacking restraint or control; feeling of extreme emotional intensity; unbounded enthusiasm

abandonment: Read
n.
(抛弃,放弃) giving up completely; freedom from constraint

abbreviation: Read
n.
(缩写,缩写词) shortening something by omitting parts of it

abeyance: Read
n. Syn. suspension
(悬而未决) suspended action; temporary cessation or suspension

abide: Read
v.
(忍耐,忍受,遵守) endure; put up with; bear; tolerate

ability: Read
n. Syn. capacity; skill
(能力,才干) capacity; skill

abnormal: Read
a. Syn. anomalous; unusual
(反常的,异常的,变态的) unusual; not typical; not normal

aboard: Read
ad.
(在(船,飞机,车)上,上(船,飞机,车)) on a ship, train, plane or other vehicle; in or into a group, organization, or business

abolish: Read
v. Syn. cancel; annul
(废除) cancel; put an end to; destroy completely

abolition: Read
n.
(废除,取消) ending; act of abolishing; act of doing away with

abortion: Read
n.
(流产,流产儿,不足月婴儿,失败,夭折) termination of pregnancy; failure of a plan

abortive: Read
a. Syn. unsuccessful; fruitless
(不成功的,失败) unsuccessful; failing to accomplish an intended objective; fruitless

abridge: Read
v. Syn. condense; shorten
(删节,节选) condense; shorten; reduce length of written text

abrogate: Read
a. Syn. abolish
(废除) abolish, do away with, or annul, especially by authority

abrupt: Read
a. Syn. sudden; unforeseen
(突然的,意外的) broken off; very steep; having sudden transitions from one subject to another

absence: Read
n.
(缺少,不在,缺席) state of being absent; state of being away

absent: Read
a. Syn. missing
(缺少的,不在的,缺席的) go away or leave ; missing; not present

absolute: Read
a. Syn. complete; certain
(完全的,肯定的) perfect in quality or nature; complete; totally unlimited; certain

absolutely: Read
ad. Syn. utterly; definitely
(完全地,绝对地) utterly; definitely

absorb: Read
v. Syn. monopolize; receive
(吸收,合并) assimilate or incorporate; suck or drink up; occupy full attention

absorption: Read
n. Syn. assimilation; reception
(吸收) process of absorbing nutrients into the body after digestion; state of mental concentration

abstract: Read
a. Syn. theoretical; abstruse
(抽象的) theoretical; not concrete; not applied or practical; difficult to understand

absurd: Read
a. Syn. preposterous; ridiculous; foolish
(荒谬的,可笑的) preposterous; ridiculously incongruous or unreasonable; foolish

absurdity: Read
n.
(荒谬) quality of being absurd or inconsistent with obvious truth, reason, or sound judgment; logical contradiction

abundance: Read
n. Syn. profusion; richness
(丰富,充裕) great or plentiful amount; fullness to overflowing

abundant: Read
a. Syn. plentiful
(丰富,富足) plentiful; possessing riches or resources

abuse: Read
n. Syn. misuse
(滥用,虐待) improper use or handling; misuse

academic: Read
a. Syn. scholarly; collegiate; theoretical
(学术的) related to school; not practical or directly useful; relating to scholarly organization; based on formal education

academy: Read
n.
(学会,学院,高等专科学校) school for special instruction; society of scholars, scientists, or artists

accede: Read
v. Syn. agree; assent; concede
(同意) agree; give consent, often at insistence of another; concede

accelerate: Read
v. Syn. speed; hasten
(加速) move faster; cause to develop or progress more quickly; occur sooner than expected

acceleration: Read
n.
(加速度) faster rate of improvement; rate of change of velocity with respect to time

access: Read
n. Syn. approach
(接触,接近(的机会)) approach; entry; entrance

accessible: Read
a. Syn. obtainable; approachable
(可得到的) easily approached or entered; obtainable; easy to talk to or get along with

accessory: Read
n. Syn. adjunct; appendage
(附件) additional object; useful but not essential thing; subordinate or supplementary item

accident: Read
n.
(意外事件,事故) event that takes place without one's foresight or expectation; sudden, and unexpected event

accidental: Read
a. Syn. unexpected; unforeseen
(意外的,偶然的) unexpected; unforeseen

accidentally: Read
ad. Syn. inadvertently
(意外地,偶然地) inadvertently; by chance; casually; fortuitously; not essentially or intrinsically

accommodate: Read
v. Syn. adapt; oblige
(招待,食宿,适应) do a favor or service for; provide for; supply with; make suitable; adapt; allow for

accommodation: Read
n.
(住处,住所,适应,调节,通融) living quarters provided for public convenience; something that meets a need; convenience

accompaniment: Read
n.
(伴奏) act of accompanying someone or something

accompany: Read
v.
(陪伴,伴随,伴奏) travel with; be associated with

accomplish: Read
v. Syn. finish; achieve
(完成,达到,实现) succeed in doing; bring to pass; achieve; reach the end of; complete

accomplishment: Read
n. Syn. achievement; fulfillment
(成就) achievement; fulfillment

accord: Read
n. Syn. agreement; treaty
(一致,协议) settlement or compromise of conflicting opinions; written agreement between two states

account: Read
n. Syn. report; description
(说明,解释) narrative or record of events; reason given for a particular action or event

accountant: Read
n.
(会计员,会计师) one who maintains and audits business accounts

accounting: Read
n.
(会计学) system that provides quantitative information about finances

accrue: Read
v.
(增加) increase, accumulate, or come about as a result of growth; accumulate over time

accumulate: Read
v. Syn. collect
(堆积,积聚,积累) pile up; collect; mount up; increase

accumulation: Read
n. Syn. accretion; concentration
(积聚) increase by natural growth or addition; concentration

accuracy: Read
n.
(准确性,正确性) quality of nearness to the truth or the true value

accurate: Read
a. Syn. precise; correct
(准确的,正确的) capable of providing a correct reading or measurement; performing with care and precision

accusation: Read
n. Syn. indictment; charge
(谴责,控告) indictment; charge of wrongdoing that is made against a person or other party

accuse: Read
v. Syn. blame; condemn
(指责,归咎) blame; condemn

achieve: Read
v. Syn. accomplish; fulfill
(完成,实现) gain with effort; accomplish; fulfill

achievement: Read
n. Syn. feat; accomplishment
(成就,功绩) feat; accomplishment; award for completing a particular task or meeting an objective

acid: Read
n.
(酸) sour; water-soluble compounds having a sour taste; quality of being sarcastic, bitter, or scornful

acknowledge: Read
v. Syn. recognize; admit
(认可,承认) declare to be true or admit; express obligation, thanks

acquaint: Read
v. Syn. Inform
(熟悉) inform about; cause to come to know personally; make familiar

acquaintance: Read
n.
(熟人) personal knowledge or information about someone or something

acquainted: Read
a.
(有知识的,知晓的) known by or familiar with another; informed or familiar

acquire: Read
v. Syn. obtain; gain
(获取) gain through experience or effort; gain possession of; locate with tracking system

acquisition: Read
n. Syn. acquirement; attainment
(获得) act of contracting or assuming or acquiring possession of something

across: Read
ad.
(横过,到对面,在对面) from side to side; crosswise, or in a direction opposed to the length

activate: Read
v. Syn. encourage; stimulate
(刺激,使活动) make active or more active; stimulate; make radioactive

actively: Read
ad. Syn. energetically; vigorously
(活跃地,积极地) energetically; vigorously; in an active manner; voluntarily, not passively

actual: Read
a. Syn. true; real
(实际的,现行的) true; real; being, existing, or acting at the present moment; current

actually: Read
ad. Syn. truly; really
(实际上,事实上) truly; really; in fact

acute: Read
a. Syn. keen; sharp
(精明,敏锐,聪明) quickly perceptive; keen; having a sharp point or tip; extremely sharp or severe

adapt: Read
v. Syn. alter; modify
(改变) make fit for; change to suit a new purpose

adaptation: Read
n. Syn. modification; adjustment
(改编,改写,适应环境) modification; alteration or adjustment in structure or habits

additional: Read
a. Syn. further; extra
(另外的,附加的,额外的) further; extra; supplemental or added to

additive: Read
n. Syn. addition; supplement
(添加剂) addition; supplement

address: Read
v.
(发表(演讲),处理,讨论) make a formal speech to; deal with or discuss; direct efforts or attention of

adequate: Read
a. Syn. sufficient; enough
(足够的,充实的) sufficient; enough to meet a purpose

adhere: Read
v. Syn. stick; bond
(黏着) stick fast; stick to firmly; be compatible or in accordance with

adhesive: Read
n. Syn. glue; paste
(胶,粘贴物) glue; paste ; substance that unites or bonds surfaces together

adjacent: Read
a. Syn. adjoining; neighboring
(邻近的,毗邻的) adjoining; neighboring; close to; lying near

adjoin: Read
v. Syn. attach
(毗连,临近,贴近) be next to; be contiguous to; border on

adjust: Read
v. Syn. adapt; regulate
(调整,使适于) adapt; regulate

adjustment: Read
n.
(调整) making or becoming suitable; adjusting to circumstances

administer: Read
v. Syn. govern; supervise
(管理) govern; supervise; give or apply medications

administration: Read
n. Syn. management; supervision; executive
(管理,行政管理,政府,行政机关) management; supervision; people who are in charge for management; activity of government for powers and duties

administrative: Read
a.
(管理的,行政的) of or relating to or responsible for administration

admiration: Read
n.
(钦佩,赞美) favorable judgment; feeling of pleasure, wonder, and approval

admire: Read
v. Syn. esteem; appreciate
(钦佩,崇拜,欣赏) regard with wonder or astonishment; view with surprise; marvel at

admission: Read
n. Syn. admittance; entrance; access
(准许进入,准许加入,入场费,会费,承认,招认) act or practice of admitting; power or permission to enter

admit: Read
v.
(准许进入) permit to enter; receive; provide the right or a means of entrance to

admittedly: Read
ad. Syn. doubtlessly; surely
(公认地,诚然,无可否认地) doubtlessly; in an acknowledged manner; confessedly

adolescence: Read
n. Syn. youth; juvenescence
(青春期) state of growing up from childhood to manhood or womanhood; transitional period between youth and maturity

adolescent: Read
n.
(青少年) a juvenile between the onset of puberty and maturity;

adopt: Read
v. Syn. accept
(采用,采纳) accept; take on; raise; take into one's family

adoption: Read
n.
(采用) act of accepting with approval

adore: Read
v. Syn. idolize; adorn
(崇拜,热爱) worship with profound reverence; pay divine honors to; regard with the utmost esteem and affection

adorn: Read
v. Syn. decorate
(装饰) enhance or decorate with or as if with ornaments

adornment: Read
n. Syn. embellishment; decoration
(装饰,装饰品) embellishment; decoration; something that beautifies or adorns; ornament

adult: Read
n.
(成年的,已成人的,成年人) one who has attained maturity or legal age; fully grown

advance: Read
v. Syn. further; progress
(提高,发展,提升) proceed; move forward; improve; moving forward

advanced: Read
a.
(高级的,年老的,先进的) improved; highly developed or complex; ahead of the times; progressive

adventure: Read
n. Syn. risk; venture
(冒险经历) something happens without design; chance; hazard; risk; danger

adventurous: Read
a. Syn. valiant; venturesome
(喜欢冒险的,敢做敢为的) valiant; venturesome; inclined or willing to incur hazard or engage in adventures

adversary: Read
n. Syn. opponent; contestant
(对手) opponent in contest; someone who offers opposition

adverse: Read
a. Syn. unfavorable; hostile
(讨厌,敌意) in opposing direction; harmful or unfavorable; acting or serving to oppose

adversity: Read
n. Syn. poverty; misfortune
(贫困,不幸) state of misfortune, hardship, or affliction; misfortune

advertise: Read
v. Syn. notify
(登广告,做广告,广告商) give notice to; inform or apprise; make known; give public notice of

advisable: Read
a.
(从善如流的,适当的,可行的) proper to be advised or to be done; expedient; prudent; ready to receive advice

advocate: Read
v. Syn. urge; support
(辩护,推广) speak, plead, or argue in favour of; plead for; push for something

aerial: Read
a.
(空气的,空中的) of the air or atmosphere; produced by or found in the air; performed in the air

affect: Read
v.
(影响,假装) have an emotional or cognitive impact upon

affection: Read
n. Syn. fondness; love
(友爱,挚爱,情爱) fondness; tender feeling toward another; fondness

affectionate: Read
a. Syn. loving
(亲爱的,挚爱的) having affection or warm regard; loving; fond; kindly inclined; zealous

affiliate: Read
v. Syn. associate; incorporate
(使隶属,接纳为成员) associate; incorporate

affirm: Read
v. Syn. assert; confirm
(断言,证实,确认) assert; confirm

affirmation: Read
n. Syn. confirmation
(正面肯定,确认) positive assertion; confirmation; solemn pledge by one who refuses to take an oath

affirmative: Read
a.
(赞成的,肯定的) confirmative; ratifying; giving assent or approval; confirming

afford: Read
v. Syn. pay; risk
(付得起,冒险做) pay; provide; have the financial means for; bear the cost of

affordable: Read
a.
(负担得起的,便宜的) able to pay for

agency: Read
n.
(代理,代办,代理处,经销处,社,机构,作用,力量) a business that serves other businesses; an administrative unit of government

agent: Read
n. Syn. representative; delegate; deputy
(方法,工具,代理人) one that acts on behalf of other persons or organizations

aggravate: Read
v. Syn. worsen; exacerbate
(使恶化,使加重) worsen; make worse or more troublesome

aggregate: Read
v. Syn. gather; accumulate
(收集,聚集) gather into a mass, sum, or whole; amount to

aggregation: Read
n.
(集合,群体) several things grouped together or considered as a whole

aggressive: Read
a.
(强有力的,坚持己见的) making assaults; unjustly attacking; combative; hostile; tending to spread quickly

aggressor: Read
n. Syn. attacker; assailant; invader
(攻击者) one that engages in aggression; person who first attacks

agitate: Read
v. Syn. disturb
(激怒,打扰) cause to move with violence or sudden force; upset; disturb

agitation: Read
n. Syn. anxiety; disturbance
(焦虑,不安,鼓动,煽动) anxiety; extreme emotional disturbance

agony: Read
n.
(极大痛苦) extreme pain of mind or body; anguish; last struggle of life; death struggle

agreeable: Read
a. Syn. pleasing; acceptable
(使人愉快的,合意的) ready to consent or submit; acceptable

agreement: Read
n.
(一致,协议) state of agreeing; harmony of opinion, statement, action, or character

agriculture: Read
n.
(农业,农艺,农学) practice of cultivating the land or raising stock

aid: Read
n.
(助手) person or thing that promotes or helps in something done; helper; assistant

ailment: Read
n. Syn. sickness; illness; affliction
(疾病(尤指轻病,小病)) sickness; illness; affliction

aim: Read
n. Syn. objective; object; plan
(目标,计划) point or direct towards an object or spot with the intent of hitting it

air: Read
v.
(空气,空中) be broadcast on television or radio

aircraft: Read
n.
(飞行器,飞机,飞艇) vehicle that can fly, such as an airplane, helicopter, balloon

aisle: Read
n.
((教堂的)走廊,耳堂,(剧院观众席间的)狭长过道) passageway between rows of seats, as in an auditorium or an airplane; wing of a building

ajar: Read
a.
((门窗等)微开的) half-open; slightly turned or opened

alarm: Read
n.
(警报,警报器,警铃,闹钟,惊慌) any sound or information intended to give notice of approaching danger

album: Read
n.
(影集,集邮簿,慢转唱片) a list of names; a register for visitors; a blank book, in which to insert autographs sketches, memorial writing of friends, photographs

alert: Read
n.
(机敏的) warning serves; alarm; condition of heightened watchfulness or preparation for action

alien: Read
a. Syn. strange; unfamiliar; foreign
(外国的,外国人的,来自其他星球的) dissimilar, inconsistent, or opposed in nature; very different place, society, or person

alienate: Read
v. Syn. estrange; transfer; separate
(孤立,树敌) cause to become unfriendly or hostile; transfer property or ownership; isolate or dissociate emotionally

alignment: Read
n. Syn. arrangement; association; alliance
(排列,联合,联盟) arrangement; association; alliance

alike: Read
a. Syn. similar; resembling
(相同的,相似的) similar; in the same manner or to the same degree

allergic: Read
a.
(过敏的,讨厌的) excessively sensitive; susceptible; having an allergy

allergy: Read
n.
(过敏症,厌恶) hyper sensitivity reaction; abnormally high sensitivity to certain substances

alliance: Read
n.
(结盟,同盟,联盟) state of being allied; act of allying or uniting; a union or connection of interests between families, states, parties

allocate: Read
v. Syn. assign
(分配,制定) assign; distribute according to plan

allot: Read
v. Syn. distribute
(按份额分配) parcel out in parts or portions; distribute to each individual concerned; assign as a share or lot

allowance: Read
n. Syn. authorization; permission
(津贴,补助,认同,宽容,份额) approval; act of allowing, granting, or admitting

alloy: Read
v. Syn. combine; mix
(混合,减少纯度) combine; mix; make less pure; lessen or moderate

ally: Read
n. Syn. confederate; partner; collaborator
(联盟,同盟者) confederate; partner; collaborator

alone: Read
a. Syn. solitary; by oneself
(单独的) solitary; by oneself

along: Read
ad.
(沿着,向前,共同,一起,始终) by the length; in a line with the length; onward; forward; in company; together

alongside: Read
ad.
(横靠着,沿着,傍着,横靠,傍着) along or by the side; side by side with

alter: Read
v. Syn. modify; change; convert
(改变,修改) modify; cause to change; make different; convert

alternate: Read
a. Syn. substitute
(交替的,轮流的) happening or following in turns; succeeding each other continuously; substitute

alternation: Read
n.
(交替,轮流) successive change from one thing or state to another and back again

alternative: Read
a.
(另一可选的,另外的) one of two or more things, ideas or courses of action that may be used; option; choice

altitude: Read
n. Syn. elevation; height
(高度) elevation especially above sea level; height

aluminum: Read
n.
(铝) silvery ductile metallic element

amateur: Read
a. Syn. nonprofessional; inexpert
(业余的) nonprofessional; lacking the skill of a professional, as in an art

amaze: Read
v. Syn. stun; astonish; shock
(使吃惊,使惊叹) astonish; affect with wonder

amazement: Read
n. Syn. wonder; surprise
(惊愕,惊异) wonder; state of extreme surprise or wonder; astonishment

ambassador: Read
n.
(大使,使者) authorized messenger or representative

ambiguity: Read
n.
(模棱两可) state of being ambiguous; doubtfulness or uncertainty

ambiguous: Read
a.
(模棱两可的) unclear or doubtful in meaning

ambition: Read
n. Syn. aspiration
(雄心,抱负) aspiration

ambitious: Read
a. Syn. aspiring; enterprising
(有雄心的,渴望成功的) aspiring; having a strong desire for success or achievement

ambulance: Read
n.
(救护车,野外医院) field hospital organized as to follow an army in its movements; wagon for conveying the wounded to hospital

amend: Read
v. Syn. correct; improve
(修订,修改,变更) change for the better; improve; remove faults or errors

amendment: Read
n. Syn. correction; revision
(改正,修正) correction; revision

amends: Read
n.
(赔偿,补偿) compensation for a loss or injury; recompense; reparation

amiable: Read
a. Syn. agreeable; lovable
(可爱的,友好的,惬意的) good-natured and likable; lovable; warmly friendly

amicable: Read
a. Syn. friendly
(温和的,友好礼貌的) exhibiting friendliness or goodwill; not quarrelsome

amid: Read
ad. Syn. among
(在…中) in the middle of; among; surrounded by

ammunition: Read
n. Syn. weapon
(军火,弹药) military stores or provisions; articles used in weapons, as powder, balls, shot, shells

amount: Read
n. Syn. quantity; sum
(量,总合) total of two or more quantities; aggregate; sum

ample: Read
a. Syn. abundant
(丰富的,富足的) more than enough in size or scope or capacity; fairly large

amplification: Read
n.
(扩大) addition of extra material or illustration or clarifying detail

amplify: Read
v. Syn. intensify; increase
(放大) broaden or clarify by expanding; intensify; make larger or more powerful; increase

amuse: Read
v. Syn. absorb; distract; bewilder
(使欢乐,逗…笑,娱乐,消遣) occupy in an agreeable, pleasing, or entertaining fashion; cause laughter or be funny; delude or deceive

analogy: Read
n. Syn. similarity; parallelism
(类比,相似) similarity in some respects; comparison based on similarity

analysis: Read
n. Syn. study; investigation
(分析,分析报告) study; investigation; process of breaking down a substance into its constituent parts

analytical: Read
a.
(分析法的,善于分析的) of analysis; resolving into elements or parts

analyze: Read
v. Syn. diagnose; examine; analyze
(分析,分解) diagnose; examine

ancestor: Read
n. Syn. forefather; forebear
(祖先,祖宗) forefather; forebear; forerunner or predecessor

anchor: Read
v. Syn. fasten
(固定,锚) secure or fasten firmly; be fixed in place; narrate or coordinate

anecdote: Read
n. Syn. episode; story
(奇闻轶事) short account of amusing or interesting event; short narrative; secret story of history or biography

angular: Read
a.
(有尖角的,瘦骨嶙峋的) sharp-cornered; consisting of an angle or angles; stiff in manner

animate: Read
a.
(活的,有生命的) endowed with life; alive; living; animated

animation: Read
n.
(兴奋,活跃) act of animating, or giving life or spirit; state of being animate or alive.

ankle: Read
n.
(脚踝) joint which connects the foot with the leg; tarsus

annex: Read
v. Syn. attach
(接手) append or attach; take possession of; incorporate into an existing political unit

anniversary: Read
a.
(周年,周年纪念) annual; yearly; annual return of the day on which any notable event took place

announce: Read
v. Syn. herald; proclaim
(宣布,发表,通告) herald; give out; proclaim; make known publicly

announcement: Read
n.
(宣告,发表) formal public statement; act of making known publicly

announcer: Read
n.
(广播员,报幕员) one who proclaims a message publicly

annoy: Read
v. Syn. disturb; irritate
(使恼怒,打扰) disturb, especially by minor irritations; irritate

annual: Read
a.
(每年的) occurring or payable every year

annually: Read
ad. Syn. yearly
(一年一次,每年) yearly; each year; returning every year; year by year

antagonism: Read
n. Syn. hostility; enmity
(反抗,敌对) active resistance; condition of being an opposing principle, force, or factor

antagonist: Read
n.
(敌手,对手) one who contends with another, especially in combat; an adversary; opponent

antarctic: Read
a.
(南极的) opposite to the northern or arctic pole; relating to the southern pole or to the region near it

antibiotic: Read
a. Syn. antibacterial
(抗菌的,抗生的) of or relating to chemical substance that kills microorganisms and cures infections

anticipate: Read
v. Syn. expect; predict
(预期,预料) act in advance of; deal with ahead of time; predict

anticipation: Read
n. Syn. expectation
(期望,预料) something expected; pleasurable expectation; wishing with confidence

antique: Read
n. Syn. relic; curio
(古董) any furniture old and valuable; out of fashion

antonym: Read
n.
(反义词) word of opposite meaning; counter term

anxiety: Read
n.
(忧虑,焦虑,不安) concern something in state of painful uneasiness; state of restlessness and agitation

anxious: Read
a. Syn. eager; keen; worried
(渴望的,担忧的) eager; keen; worried; uneasy and apprehensive about an uncertain event or matter

anyhow: Read
ad.
(无论如何,不管怎样) in any way or manner whatever; at any rate; in any event

apart: Read
ad.
(分开,离开,拆开,个别,单独) separately, in regard to space or company; in a state of separation as to place; aside

ape: Read
v. Syn. imitate
(模仿) imitate; mimic, as an ape imitates human actions

apologize: Read
v.
(道歉) beg pardon

apology: Read
n. Syn. regret
(道歉,歉意) acknowledgment expressing regret or asking pardon for a fault or offense; explanation or excuse

apparatus: Read
n. Syn. equipment
(器械,设备) a group of parts that work together to perform given function; appliance or device for particular purpose

apparent: Read
a. Syn. visible
(明显的,明白的,外表的,表面上的) capable of being seen, or easily seen; open to view; visible to eye

appeal: Read
n. Syn. attraction; charm
(吸引力) attraction; charm; attract; fascinate; challenge

appealing: Read
a. Syn. attractive; charming
(动人的,媚人的) attractive; charming

appendix: Read
n. Syn. appendage; adjunct; concomitant
(阑尾,附录) something appended or added

appetite: Read
n. Syn. desire
(胃口,食欲) instinctive physical desire, especially one for food or drink

applaud: Read
v. Syn. clap; acclaim
(喝彩,欢呼) acclaim; express approval, especially by clapping the hands

appliance: Read
n.
(用具,器具) durable goods for home or office use; device or instrument for household use

applicable: Read
a.
(生效的,适合的) capable of being applied; fit or suitable to be applied; having relevance

applicant: Read
n. Syn. candidate
(申请人) candidate

application: Read
n. Syn. diligence
(勤奋的付出,密切关注) close attention; work of applying something; verbal or written request for assistance

apply: Read
v. Syn. exert
(应用,适用) exert; put into service; avail oneself to;

appoint: Read
v. Syn. designate; nominate
(任命,选派) designate; nominate

appointment: Read
n. Syn. arrangement
(指定,约会) act of putting a person into a non-elective position; arrangement

appreciable: Read
a. Syn. considerable; perceptible
(很大的,值得重视的) considerable; perceptible

appreciate: Read
v. Syn. admire; value
(感激,增值,赏识) be thankful for; increase in worth; be thoroughly conscious of

appreciation: Read
n. Syn. recognition; taste
(欣赏,口味,兴趣) recognition; taste; judgment or opinion, especially a favorable one

appreciative: Read
a.
(感谢的,赞赏的) having or showing a just or ready appreciation or perception

apprentice: Read
n.
(学徒) works for an expert to learn a trade; beginner; learner

approach: Read
n. Syn. access; method
(方法) access; method

appropriate: Read
v. Syn. acquire; allocate
(获得,挪用,据为己有) acquire; take possession of for one's own use; set apart for specific use

approval: Read
n. Syn. sanction; endorsement
(赞成,正式批准) official approbation; endorsement; act of approving

approve: Read
v. Syn. ratify
(批准) ratify; consider right or good; think or speak favorably of

approximate: Read
v. Syn. approach
(接近,近似) approach; come near

approximately: Read
ad. Syn. about; roughly
(近似地,大约) about; roughly

apt: Read
a. Syn. appropriate; suitable
(恰当的,贴切的) likely; exactly suitable; appropriate; quick to learn or understand

aptitude: Read
n. Syn. intelligence; talent
(能力,才能) inherent ability; quickness in learning and understanding

arbitrary: Read
a. Syn. capricious; impulse
(反复无常,随机的) randomly chosen; determined by chance or impulse, and not by reason or principle

arbitrator: Read
n. Syn. judge; arbiter
(仲裁者) someone chosen to judge and decide disputed issue; one having power to make authoritative decisions

arc: Read
n.
(弧形,拱形) continuous portion of a circle; something curved in shape

arch: Read
n.
(拱,脚弓,使弯成拱,使成拱形) any part of a curved line

archaeology: Read
n.
(考古学) study of artifacts and relics of early mankind

architect: Read
n.
(建筑师) one who designs and supervises the construction of buildings or other large structures

architecture: Read
n.
(建筑,建筑学) art and science of designing and erecting buildings; buildings and other large structures

ardent: Read
a. Syn. intense; passionate; zealous
(热心的,热情的) displaying or by strong enthusiasm or devotion; passionate

arduous: Read
a. Syn. hard; strenuous
(努力,奋发) demanding great effort or labor; difficult

area: Read
n.
(范围,区域,地区,面积,领域) plane surface, as of the floor of a room; open space in a building; the enclosed space; extent; scope; range

arena: Read
n.
(竞技场,舞台) playing field where sports events take place; large structure for open-air sports or entertainments

argue: Read
v.
(辩论,表明,争论,争吵) invent and offer reasons to support or overthrow a proposition, opinion, or measure; debate

arise: Read
v. Syn. spring
(出现,发生,起来,站起) come up from a lower to a higher position; come above the horizon; spring up; come into action

aristocracy: Read
n.
(贵族) hereditary nobility; privileged class

aristocrat: Read
n.
(贵族) one of the aristocracy or people of rank in a community; one of a ruling class; a noble

arithmetic: Read
n.
(算数) theory of numerical calculations

armour: Read
n.
(盔甲,保护层) defensive covering, as of metal, wood, or leather, worn to protect the body against weapons

arms: Read
n. Syn. weapon
(武器,兵种) weapons considered collectively; official symbols of a family

arouse: Read
v. Syn. excite; stimulate; awake
(刺激,激起,唤醒) excite; stimulate; awaken from or as if from sleep

arrange: Read
v. Syn. plan; schedule
(计划,准备) put in proper order; dispose in the manner intended, or best suited for the purpose

arrangement: Read
n. Syn. composition; order
(排列,安排) composition; order

array: Read
v. Syn. marshal
(排列,整理) set out for display or use; place in orderly arrangement

arrest: Read
v.
(阻止,引起注意,吸引) stop or slow down; catch someone's attention; take into custody

arrogance: Read
n. Syn. pride; haughtiness
(傲慢,骄傲) overbearing pride; haughtiness; manifest feeling of personal superiority in rank, power, or estimation

arrogant: Read
a. Syn. overbearing; lofty
(傲慢的,自大的,傲慢) arising from feeling or assumption of one's superiority toward others

article: Read
n. Syn. essay; editorial
(论文,文章) essay; editorial; individual thing or element of a class

artificial: Read
a. Syn. unreal
(人造的,人工的) made by humans; produced rather than natural.

ascend: Read
v. Syn. climb; mount
((渐渐)上升,升高,攀登) climb; mount

ascertain: Read
v. Syn. discover; insure
(确认,确证) find out for certain; discover with certainty; make sure of

ascribe: Read
v. Syn. refer; attribute; assign
(归因于,指派) inscribe or dedicate; attribute to a specified cause, source, or origin; assign as a quality

ashamed: Read
a.
(羞愧的,惭愧的,不好意思) affected by shame; abashed or confused by guilt

aside: Read
ad.
(在旁边,向旁边,撇开) on, or to, one side; out of a straight line, course, or direction; at a little distance from the rest

aspect: Read
n. Syn. respect; facet
((问题的)方面,(事物的)一部分) distinct feature or element in a problem; a way in which something can be viewed by the mind

aspirin: Read
n.
(阿斯匹林) white crystalline compound drug to relieve pain and reduce fever and inflammation

assassination: Read
n.
(暗杀) act of assassinating; killing by treacherous violence; murder of public figure by surprise attack

assault: Read
n. Syn. attack; onslaught
((武力)袭击,(口头)攻击) attack; onslaught

assemble: Read
v. Syn. gather
(集合,装配) put together; bring or call together into a group or whole

assembly: Read
n. Syn. gathering; meeting
(集会,参加集会的人们) gathering; meeting; a group of persons gathered together for common reason

assert: Read
v. Syn. declare
(断言) declare or state with confidence; put oneself forward boldly

assess: Read
v. Syn. estimate; judge
(估计,估算,评估,评价) estimate value; judge worth of something

assessment: Read
n. Syn. evaluation; judgment
(评价,评估,判断) act of judging or assessing; amount determined as payable

assign: Read
v. Syn. appoint; allot
(分配,指定,让与) appoint; allot; make over; point out authoritatively or exactly

assignment: Read
n. Syn. task; job
(任务,作业) task given to students; job; distribution; appointment

assist: Read
v. Syn. help
(援助,帮助) give help or support to, especially as a subordinate

assistance: Read
n.
(协助,援助) activity of contributing to fulfillment of a need or furtherance of an effort or purpose

assistant: Read
n. Syn. helper; aide
(助手,助教) helper; person who assists or helps someone else

associate: Read
v. Syn. pertain; connect
(关联,联合) connect or join together; combine

association: Read
n. Syn. alliance; connection
(联盟,联合,协会) connection, whether of persons of things; union of persons in a company or society for some particular purpose

assorted: Read
a. Syn. varied; miscellaneous
(各式各样的,多样混合的) varied; miscellaneous

assortment: Read
n. Syn. variety; conglomerate
(各类物品的聚集,混合物) variety; collection containing a variety of sorts of things

assume: Read
v. Syn. suppose; presume
(假定,设想) suppose; presume; take on; bear

assumption: Read
n. Syn. hypothesis; supposition
(假定,设想,采取) something taken for accepted as true without proof; taking over or taking possession of

assurance: Read
n. Syn. certainty; confidence; insurance; guaranty
(担保,保证,确定,自信) promise or pledge; certainty; self-confidence; freedom from doubt

assure: Read
v. Syn. solidify; guarantee; convince
(确保,向…保证,使确信) solidify; guarantee; convince

assured: Read
a.
(自信的,确定的) made sure; exhibiting confidence or authority; indubitable

astonish: Read
v. Syn. surprise; shock
(使惊讶) surprise; shock

astound: Read
v. Syn. surprise; shock
(使惊异) affect with wonder; surprise; shock

astray: Read
a.
(迷路的,误入歧途的) away from the correct path or direction, either in a literal or in a figurative sense; wandering

astronomer: Read
n.
(天文学家) a physicist who studies astronomy

astronomical: Read
a. Syn. celestial
(巨大,广阔) enormously large or extensive; relating to astronomy

astronomy: Read
n.
(天文学) branch of physics that studies celestial bodies and universe as a whole

athlete: Read
n.
(运动员) sports man; one who contended for prize in public games

atlas: Read
n.
(地图集) a bound volume of maps, charts, or tables

atmosphere: Read
n. Syn. air
(大气,大气层,(某地的)空气) air

atom: Read
n.
(原子) a tiny piece of anything; the smallest component of an element having the chemical properties of the element

atomic: Read
a.
(原子的,微小的) of or relating to or comprising atoms; immeasurably small

attach: Read
v. Syn. fasten; annex
(系,缚,附加) fasten; annex; be in contact with

attachment: Read
n. Syn. preference; affection
(依恋,喜欢) a bond, as of affection or loyalty; fond regard; supplementary part; accessory

attack: Read
n.
(进攻,攻击,抨击,侵袭) offensive move; expression of strong criticism; hostile comment

attain: Read
v. Syn. gain
(获得,完成) achieve or accomplish; gain

attempt: Read
n. Syn. try; endeavor; effort
(尝试) action of trying at something

attend: Read
v.
(参加,入学) be present at; go to; take care of; tend

attendance: Read
n.
(出席,出席的人数) act of being present

attendant: Read
n. Syn. aide; servant
(侍者,护理人员) aide; servant; accompanying; person who participates in a meeting

attention: Read
n. Syn. concentration; care
(注意,重视,关心) act or state of attending or heeding; application of the mind to any object of sense, representation, or thought

attentive: Read
a. Syn. considerate; thoughtful
(专心的,专注的,全神贯注) alert and watchful; considerate; thoughtful

attic: Read
n.
(阁楼,顶楼) story or room directly below the roof of a building, especially a house;

attitude: Read
n.
(姿势,态度,看法,意见) posture, action, or disposition of a figure or a statue

attorney: Read
n. Syn. lawyer
(代理人,辩护律师) lawyer; one who is appointed by another to act in his place or stead; proxy

attract: Read
v. Syn. lure; allure
(吸引,引起注意) draw to, or cause to tend to; engage or fix, as the mind, attention; invite or allure

attraction: Read
n. Syn. affinity; appeal
(吸引,吸引人的事物) appeal; a characteristic that provides pleasure and attracts

attribute: Read
n. Syn. trait
(属性,声望) essential quality; reputation; honor

auction: Read
n.
(拍卖) public sale of property to the highest bidder

audience: Read
n. Syn. spectator; viewer
(观众) a group of people within hearing; crowd seeing a stage performance

auditorium: Read
n.
(听众席,观众席) area of theater or concert hall where audience sits

august: Read
a. Syn. impressive; majestic; grand
(威严的,令人印象深刻的) impressive; majestic; inspiring awe or admiration

author: Read
n.
(作者,创作者,创始者) beginner, former, or first mover of anything; creator; originator; one who composes or writes book or composer

authority: Read
n. Syn. jurisdiction; power
(权力,权限,权威人士) jurisdiction; power to enforce laws, exact obedience, command, determine, or judge; government

authorization: Read
n.
(授权,委任状) act of giving authority or legal power; establishment by authority; sanction or warrant

authorize: Read
v. Syn. empower; sanction
(授权,批准) empower; give permission for; sanction

autobiography: Read
n.
(自传) biography or story written by yourself

automate: Read
v.
(使自动化) replace or enhance human labor with machines

automatic: Read
a. Syn. automated; mechanized; involuntary
(自动(化)的,无意识的,机械的) mechanized; operating with minimal human intervention; independent of external control

automation: Read
n.
(自动化操作) act or process of converting the controlling of a machine or device to a more automatic system, such as computer or electronic controls

automobile: Read
n.
(汽车,小汽车) self-propelled vehicle suitable for use on street or roadway

autonomous: Read
a.
(自治) self-governing; not controlled by others or by outside forces; independent

autonomy: Read
n. Syn. independence; liberty
(自治,自治权) independence; self-government or the right of self-government; self-determination

auxiliary: Read
a. Syn. aiding; supplementary
(辅助的) helper, additional or subsidiary

avail: Read
v. Syn. profit; promote
(利用,效用,促进) turn to advantage of; be of service to; profit; promote

available: Read
a. Syn. free
(自由的,有空的) convenient for use or disposal; not busy, free; obtainable; accessible

avenge: Read
v.
(复仇) take vengeance for something, or on behalf of someone

avenue: Read
n.
(林荫道,大街) way or opening for entrance or exit place; passage by which a place may be reached; broad street

average: Read
a. Syn. typical; mediocre
(一般的,通常的,平庸的) typical; mean; achieve or reach on average

aviation: Read
n. Syn. flying; flight; aeronautics
(航空,航空学) art or science of flying; flight; aeronautics

avoid: Read
v. Syn. shun; prevent
(躲避,规避) shield away from; prevent

aware: Read
a.
(知道的,明白的) knowing; having knowledge or cognizance

awe: Read
n. Syn. dread; admiration; amazement
(敬畏) mixed emotion of reverence, respect, dread, and wonder; fear, as of something evil

awful: Read
a. Syn. terrible
(可怕的,非常坏的,使人敬畏的) causing fear, dread, or terror; extremely bad or unpleasant; terrible

awkward: Read
a. Syn. clumsy; inept
(笨拙的,不灵活的) difficult to handle or manage

awkwardly: Read
ad.
((见到生人)局促不安地,笨拙地) in an uncomfortable, nervous or embarrassed way

axis: Read
n. Syn. shaft; pivot
(轴,轴心) the center around which something rotates; pivot

axle: Read
n.
(轮轴(连接二个车轮的轴)) pin or spindle on which a wheel revolves, or which revolves with a wheel; transverse bar or shaft connecting the opposite wheels of a car or carriage