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4000 IELTS Academic Words List (2)

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bachelor
backbone
backward
bacon
bacterium
badge
badminton
baffle
baggage
bait
bake
balance
balcony
bald
ballet
balloon
ballroom
bamboo
band
bandage
bang
banker
bankrupt
banner
banquet
bar
barber
bare
barely
bargain
barge
bark
barn
barometer
baron
barrel
barren
barrier
barter
baseball
basement
basin
bathe
batter
battery
bay
bazaar
bead
beak
beam
bean
bear
bearing
beat
become
beforehand
behalf
behave
behavior
belly
beloved
below
bend
beneath
beneficial
beneficiary
benefit
benevolent
bent
besides
bestow
bet
betray
beverage
bewilder
bias
bid
bill
billion
bind
biographer
biography
biologist
bite
bitter
bitterness
blacksmith
blade
blame
blank
blanket
blast
blaze
bleach
bleed
blend
bless
blessing
blink
block
bloom
blossom
blot
blunder
blunt
blush
board
boarding
boast
bodyguard
boil
bold
bolt
bond
bonus
bookcase
boom
booming
boost
booth
border
bore
boring
bother
bounce
bound
boundary
bourgeois
bow
bowl
boycott
brace
brain
brake
brand
breach
breadth
break
breakdown
breakthrough
breath
breathe
breed
breeze
bribe
bridle
brief
brighten
brilliance
brilliant
brim
brink
brisk
brittle
broadcast
broaden
brochure
bronze
brood
brook
brown
bruise
brutal
brute
bubble
bucket
bud
budget
buffet
bug
bulb
bulk
bulky
bull
bulletin
bullion
bump
bunch
bundle
burdensome
bureaucracy
burial
bush
business
butcher
butter
butterfly
buzz
bygone
bypass


baby-sitter: Read
n.
(临时保姆,代人照顾婴儿者) person engaged to care for children when the parents are not home

bachelor: Read
n.
(学士(学位),单身汉) unmarried men; the first or lowest academic degree conferred by universities and colleges

backbone: Read
n. Syn. support; mainstay
(骨干,支柱) support; mainstay; vertebrate spine or spinal column

backward: Read
a.
(向后的,返回的,落后的,没有自信的,羞怯的) directed to the back or rear; unwilling; averse; reluctant; hesitating; undeveloped

bacon: Read
n.
(熏猪肉,培根肉) back and sides of a pig salted and smoked

bacterium: Read
n.
(细菌) single celled organism with no nucleus

badge: Read
n.
(徽章) distinctive mark, token, or sign worn on the person

badminton: Read
n.
(羽毛球运动) game played on a court with light long-handled rackets

baffle: Read
v. Syn. frustrate; perplex
(挫败) frustrate as by confusing or perplexing; impede force or movement of

baggage: Read
n. Syn. luggage; packing
(行李) trunks, bags, parcels, and suitcases in which one carries one's belongings while traveling; luggage

bait: Read
v. Syn. harass; tease
(欺负,玩弄,折磨) harass; tease; lure, entice, or entrap

bake: Read
v.
(烘,烤,烘干使硬) prepare, as food, by cooking in a dry heat, either in an oven or under coals, or on heated stone or metal

balance: Read
n. Syn. equilibrium; symmetry; stability
(平衡) being in equilibrium; equilibrium; symmetry; stability

balcony: Read
n.
(阳台,(戏院的)楼座) platform projecting from the wall of a building

bald: Read
a. Syn. hairless
(秃头的,光秃的) hairless; lacking a natural or usual covering

ballet: Read
n.
(芭蕾舞) a sort of theatrical representation by dancers

balloon: Read
n.
(热气球,轻气球,玩具气球) large non-rigid bag filled with gas or heated air

ballroom: Read
n.
(大舞厅) large room used mainly for dancing

bamboo: Read
n.
(竹,竹茎) plant of the family of grasses, and genus Bambusa, growing in tropical countries

band: Read
n. Syn. orchestra; team
(乐队,队) orchestra; team; strip; ribbon; belt; unite; ally

bandage: Read
n.
(绷带,用绷带包扎) strip of woven material, used in dressing and binding up wounds

bang: Read
n.
(发出砰的一声,重击) a vigorous blow; a conspicuous success

banker: Read
n.
(银行家) person in charge of the bank in a gambling game; one who owns or is an executive in a bank

bankrupt: Read
a.
(破产了的) penniless, without any money; financially ruined

banner: Read
n. Syn. flag; sign
(旗帜,标语,横幅) flag; sign; a newspaper headline that runs across the full page

banquet: Read
n. Syn. feast
(宴会,出席宴会,参加宴会) feast; entertainment of eating and drinking

bar: Read
n. Syn. caf‚
(吧,酒吧) a counter where you can obtain food or drink; cafe; strip; stick

barber: Read
n. Syn. haircutter; shaver
(理发师) haircutter; one whose business is to cut hair and to shave or trim beards

bare: Read
a. Syn. naked; nude
(无遮蔽的,赤裸的,光(秃)的) lacking the usual or appropriate covering or clothing

barely: Read
ad. Syn. just; only
(仅仅) just; only; hardly; scarcely

bargain: Read
n.
(交易,合同交易,协议讲价,谈条件) agreement between parties concerning the sale of property

barge: Read
n. Syn. flatboat
(驳船) flatboat; long, large boat for transporting freight that is unpowered and towed or pushed by other craft

bark: Read
n. Syn. yelp; howl
(树皮,狗叫) sound made by a dog; harsh sound uttered by a dog

barn: Read
n.
(谷仓,畜棚) an outlying farm building for storing grain or animal feed and housing farm animals

barometer: Read
n.
(气压计,晴雨表) instrument for determining the weight or pressure of the atmosphere

baron: Read
n.
(男爵,大财主,大老板) title or degree of nobility

barrel: Read
n. Syn. vessel
(桶) vessel; large cylindrical container

barren: Read
a. Syn. desolate
(荒芜的,贫瘠的) desolate; fruitless and unproductive; lacking

barrier: Read
n. Syn. obstacle; hindrance; hurdle
(屏障,障碍,栅栏) obstacle; structure built to bar passage; boundary or limit

barter: Read
v. Syn. trade; exchange
(物品交换,易货贸易) trade goods or services without the exchange of money

baseball: Read
n.
(棒球运动) game played with a bat and ball by two opposing teams of nine players; ball used in this game

basement: Read
n. Syn. cellar
(地下室) cellar; storage room

basin: Read
n.
(盆,盆地) bowl-shaped vessel, usually used for holding food or liquids

bathe: Read
v. Syn. lave; immerse
(游泳,浸,洗,笼罩) wash by immersion, as in a bath; subject to bath; lave; immerse or cover one's self

batter: Read
v.
(接连重击,敲碎,用坏,奶油面糊) beat with successive blows; beat repeatedly and with violence

battery: Read
n.
(电池,殴打) beating or pounding; set of guns or heavy artillery; dry cell that produces electric current

bay: Read
n.
(海湾) inlet of the sea, usually smaller than a gulf; small body of water set off from the main body

bazaar: Read
n.
(集市,商店集中区) market consisting of a street lined with shops and stalls, especially one in the Middle East

bead: Read
n. Syn. pearl; drops; droplet
(珠子,(液体)小滴) small piece of material, such as glass, plastic, or wood, that is pierced for stringing

beak: Read
n. Syn. nib
(鸟喙) nib ;horny projecting mouth of a bird

beam: Read
n. Syn. rafter; brace
(光束,铁梁,木梁,一束电波) ray of light; long piece of metal or wood; long piece fixed or movable in structure, machine, or tool

bean: Read
n.
(豆子) various edible seeds; small oval or roundish seed, berry, nut, or lump

bear: Read
v. Syn. support; sustain
(负担,支撑) support; sustain; carry; have; yield; give birth; hold up or support

bearing: Read
n.
(耐心应对,分娩) carrying another part; patient endurance; suffering without complaint; act of producing or giving birth

beat: Read
v. Syn. whip; strike; defeat
(打击,敲击,打败) whip; strike; defeat; hit repeatedly

become: Read
v.
(变为,成为,适合,相称,遭遇,发生) suit or be suitable to; be worthy of, or proper for; cause to appear well; grow or come to be

beforehand: Read
ad. Syn. previously; aforetime
(预先,过早,匆忙) in state of anticipation; in advance; by way of preparation

behalf: Read
n. Syn. represent
(代表) represent; advantage, benefit, interest of someone

behave: Read
v. Syn. perform; behave oneself
(举止,表现) perform; conduct oneself in a proper way

behavior: Read
n. Syn. conduct; manner
(举止,行为) conduct; manner

belly: Read
n.
(腹部,腹状物) part of human body which extends downward from breast to thighs, and contains bowels; womb

beloved: Read
a.
(深爱的,钟爱的) greatly loved; dear to the heart

below: Read
ad. Syn. beneath; under
(在…下面) under, or lower in place; beneath not so high; inferior to in rank; unworthy of

bend: Read
v.
(弯曲,倾,使倾,专心于,屈服,顺从) strain or move out of a straight line; curve; turn toward some certain point

beneath: Read
ad. Syn. below; under
(在…之下) lower in place, with something directly over or on; under; underneath; below

beneficial: Read
a. Syn. helpful; useful
(有用的) helpful; tending to promote physical well-being

beneficiary: Read
n.
((遗产)受益人) person entitled to benefits or proceeds of an insurance policy or will

benefit: Read
n. Syn. welfare; gain
(利益,好处) advantage; something that aids or promotes well-being ; welfare; gain

benevolent: Read
a. Syn. generous; charitable
(慈善的) generous in providing aid to others; charitable

bent: Read
a.
(一门心思的,先天的) determined to do or have

besides: Read
ad.
(除了,还有) over and above; separate or distinct from; in addition to; other than

bestow: Read
v. Syn. present
(给予) give as gift; present

bet: Read
n.
(打赌,打赌,赌注,赌金) stake or pledge upon the event of a contingent issue; amount or object risked in a wager

betray: Read
v. Syn. reveal
(出卖,背叛) be unfaithful; reveal unconsciously or unwillingly

beverage: Read
n. Syn. refreshment
((除水之外的)饮料) liquids for drinking, usually excluding water; refreshment

bewilder: Read
v. Syn. confuse
(使迷惑,使昏乱) lead into perplexity or confusion; perplex with mazes

bias: Read
n. Syn. prejudice; preference
(偏见,偏好) preference or inclination, especially one that inhibits impartial judgment; influence in unfair way

bid: Read
v.
(出价,投标,(打牌时)叫牌) make an offer of; propose; offer in words; declare, as a wish, a greeting, a threat, or defiance

bill: Read
n. Syn. invoice
(帐单,发票) invoice; act; proposal; statement or list of particulars, such as a theater program or menu

billion: Read
n.
(十亿(的)) the number that is represented as a one followed by 9 zeros

bind: Read
v. Syn. contract; cohere; stick
(缚,绑,装订,使应当,联合) tie, or confine with a cord, band, or chain; make fast; contract; cohere or stick together

biographer: Read
n.
(传记作家) one who writes a book about somebody's life

biography: Read
n.
(传记) an account of the series of events making up a person's life; accounts of people's life

biologist: Read
n.
(生物学家) scientist who studies living organisms

bite: Read
v.
(咬,(虫)叮,(鱼)咬饵) pierce skin with teeth; seize with the teeth; sting with a stinger; eat into; have a sharp taste

bitter: Read
a. Syn. painful; acrid; acrimonious
(苦(味)的) harsh or corrosive in tone; painful; acrid; acrimonious

bitterness: Read
n.
(苦味,辛酸,苦难) sharp and bitter manner

blacksmith: Read
n.
(铁匠) one who forges and shapes iron with a hammer and anvil

blade: Read
n.
(刀锋,刀口) flat part of the leaf, of any plant, especially of gramineous plants; cutting part of an instrument

blame: Read
v. Syn. condemn; rebuke
(谴责,责备) condemn; rebuke; find fault with; censure

blank: Read
a.
(空白的,无表情的,漠然的,无兴趣的) of a white or pale color; without color; empty; void

blanket: Read
n.
(毯子,厚的遮盖物) heavy, loosely woven fabric, usually of wool, and having a nap, used in bed clothing

blast: Read
n. Syn. explode; burst
(爆破) explode; burst; gale; very strong gust of wind or air

blaze: Read
n. Syn. flame
(燃烧,照耀) brilliant burst of fire; destructive fire; flame

bleach: Read
v. Syn. whiten; blanch
(去色,漂白) make white or colorless; blanch

bleed: Read
v.
(流血,(指内心)悲痛,放血,取血) emit blood; lose blood; withdraw blood from the body

blend: Read
n. Syn. combination; mixture
(混合,掺混) combination; mixture; forming uniform mixture

bless: Read
v.
(祝福,颂扬) make or pronounce holy; consecrate; make happy

blessing: Read
n. Syn. boon; benediction
(祝福,恩赐) praying for divine protection; formal act of giving approval

blink: Read
v. Syn. wink
(眨眼) shut eyes briefly; wink

block: Read
v. Syn. chunk
(阻止,阻碍) hinder; obstruct; indicate broadly without great detail; sketch

bloom: Read
n. Syn. flower; blossom
(花,开花) flower; blossom; best time of youth; period of greatest prosperity or productivity

blossom: Read
n.
(花蕾) reproductive organ of plants, especially one having showy or colorful parts

blot: Read
n.
(污斑,污迹,污渍,(品行上的)污点) spot or stain, as of ink on paper; blur; weak point or failing

blunder: Read
n. Syn. error
(严重错误) serious mistake typically caused by ignorance or confusion

blunt: Read
a. Syn. insensitive
(钝的,直率的,不客气的,使变钝) having a dull edge or end; not sharp; lacking in feeling; insensitive

blush: Read
v.
(脸红,羞愧) become rosy or reddish; turn red, as if in embarrassment or shame

board: Read
n. Syn. lumber; plank
(委员会,(薄而平的)木板) a committee having supervisory powers; a flat piece of material designed for a special purpose

boarding: Read
n.
(供膳宿的,上飞机(或轮船)的,(由几块木板拼成的)大木板) wooden boards collectively; act of entering a ship; supplying with meals and lodgings for pay

boast: Read
v. Syn. brag; vaunt
(自夸,自豪) show off oneself; speak of with excessive pride

bodyguard: Read
n.
(保镖,侍卫) guard to protect or defend person; lifeguard

boil: Read
v.
(煮沸,煮,使人怒气冲天) be agitated; pass from a liquid to vapor when heated; be excited with passion; heat in water

bold: Read
a. Syn. brave; daring; intrepid; impudent
(勇敢的,大胆的,放肆无礼的) brave; daring; intrepid; impudent

bolt: Read
v. Syn. dash
(冲刺,快速移动) dash or dart off; move or jump suddenly

bond: Read
n. Syn. link; tie; connection
(联结,联系,粘连,化学键 v 结合) link; connection; uniting force or tie; binding agreement; duty

bonus: Read
n.
(红利,奖金,额外津贴,意外收获) an extra dividend to the shareholders; money paid in addition to a stated compensation

bookcase: Read
n.
(书架) case with shelves for holding books, especially one with glazed doors

boom: Read
n. Syn. bonanza; prosperity
(繁荣) bonanza; prosperity; prosper; expand; flourish

booming: Read
a.
(快速增长的,欣欣向荣) deep and resonant; flourishing; thriving

boost: Read
v. Syn. raise; advance
(增加,提高,促进) raise; advance; push or shove upward

booth: Read
n.
(货摊,摊位,隔开的小间) house or shed built for temporary occupation; covered stall or temporary structure

border: Read
n.
(边,边缘,边境,国界) outer part or edge of anything, as of a garment, a garden; margin; verge; brink; boundary

bore: Read
v. Syn. drill
(钻孔,令人厌烦) drill; make a hole in or through, with or as if with a drill

boring: Read
a. Syn. tiresome; tedious
(令人厌烦的) uninteresting and tiresome; dull

bother: Read
v. Syn. disturb; puzzle
(打扰,烦扰,麻烦) annoy; trouble; make agitated or nervous; fluster

bounce: Read
v. Syn. jolt; rebound
(跳起,弹回) jolt; rebound after having struck an object or a surface

bound: Read
n. Syn. limit; constraint
(范围,限制) tied; held; committed; limit; constraint; leap; jump

boundary: Read
n. Syn. border; frontier
(分界线,边界) dividing line; border; frontier

bourgeois: Read
a.
(中产阶级,平庸的) middle class; selfishly materialistic; dully conventional

bow: Read
n.
(弓,弓形) inclination of head, or bending of body for reverence, respect, civility, or submission; bending or rounded part of ship forward

bowl: Read
v.
(碗,碗状物) throw or roll a ball; move quickly and smoothly, especially by rolling

boycott: Read
v.
(抵制) refrain from buying or using

brace: Read
n.
(使稳固,架稳 支撑物) something which holds anything tightly or supports it firmly, as bandage, cord, or rod;

brain: Read
n. Syn. intelligence; intellect
(脑,大脑,头脑,智力) organ or seat of intellect; understanding or imagination

brake: Read
n.
(煞车 减速,阻止) a piece of mechanism for retarding or stopping motion by friction

brand: Read
n.
(商标,牌子,燃烧的木头,烙印) burning piece of wood; mark made by burning with a hot iron; distinctive mark upon in any way

breach: Read
n. Syn. violation; infringement
(违约,突破,打破) breaking of contract or duty

breadth: Read
n. Syn. width; extent
(宽度) measure or dimension from side to side; width; extent

break: Read
n.
(机会,运气) opportunity to do something; pause or interval, as from work; sudden change

breakdown: Read
n.
(故障,损坏,衰弱,崩溃) process of failing to function or continue; sudden collapse in physical or mental health; summary of itemized data

breakthrough: Read
n.
(突破,冲破防线,突破性的发现) act of overcoming or penetrating an obstacle or restriction

breath: Read
n.
(呼吸,气息) air that is inhaled and exhaled in respiration

breathe: Read
v. Syn. respire
(呼吸,呼出) respire; inhale and exhale air

breed: Read
v. Syn. raise; hatch; mate
(养育,繁殖) raise; produce offspring; give birth to or hatch; mate

breeze: Read
n. Syn. light wind
(微风) light current of air; gentle wind; progress swiftly and effortlessly

bribe: Read
n.
(贿赂,贿赂) something serving to influence or persuade; reward or gift with a view to prevent judgment

bridle: Read
n.
(马笼头 抑制,控制) headgear with which a horse is directed and which carries a bit and reins

brief: Read
a.
(短暂的,简短的,简单地说) short in time, duration, length, or extent; concise

brighten: Read
v. Syn. lighten
(点亮) lighten; cheer; encourage; make or become bright or brighter

brilliance: Read
n. Syn. cleverness; magnificence
(聪明,辉煌) cleverness; magnificence

brilliant: Read
a.
(辉煌的,才气焕发的) full of light; shining; bright; sharp and clear in tone

brim: Read
n. Syn. brink; edge
((杯,碗等)边,边缘,(河)边) brink; edge

brink: Read
n. Syn. verge; border
((峭壁的)边沿,边缘) edge, margin, or border of a steep place verge

brisk: Read
a. Syn. energetic; swift
(活泼的,轻快的) marked by speed, liveliness, and vigor; energetic; swift; keen or sharp in speech or manner

brittle: Read
a.
(易碎的) easily broken; having little elasticity

broadcast: Read
n.
(广播,传播) message that is transmitted by radio or television; radio or television show

broaden: Read
v. Syn. widen; expand
(放宽,变宽,扩大) widen; grow broad or broader

brochure: Read
n. Syn. pamphlet
(小册子) pamphlet; small book usually having paper cover

bronze: Read
n.
(青铜,铜像) an alloy of copper and tin and sometimes other elements

brood: Read
v.
(闷想) think long and anxiously; be in a state of gloomy, serious thought

brook: Read
n. Syn. creek; stream
(小河,小溪) creek; stream

brown: Read
a.
(褐色(的),棕色(的)) of dark color, of various shades between black and red or yellow

bruise: Read
v.
(伤痕,擦伤,瘀伤,擦伤) injure, as by a blow or collision; contuse; fight with the fists

brutal: Read
a.
(残忍的,严酷的) like a brute; savage; cruel; inhuman; merciless

brute: Read
a.
(野兽,兽性) not having sensation; senseless; inanimate; unconscious; without intelligence

bubble: Read
n. Syn. foam
(气泡,水泡) foam; dome-shaped covering made of transparent glass or plastic; fantastic or impracticable idea or belief

bucket: Read
n.
(水桶,吊桶,倾泻) vessel for drawing up water from a well; vessel for hoisting and conveying coal, ore, grain

bud: Read
n. Syn. shoot; sprout
(芽,蓓蕾) one that is not yet fully developed; sprout

budget: Read
n. Syn. estimate
(预算) estimate; a sum of money allocated for a particular purpose

buffet: Read
n.
(自助餐) table with food set out for people to serve themselves; meal at which people help themselves to food that's been set out

bug: Read
n.
(臭虫,窃听器) general name applied to various insects

bulb: Read
n.
(球茎,球状物) rounded part of a cylindrical structure; electric lamp consisting of a glass ball

bulk: Read
n. Syn. majority; mass
(大批,大部分) majority; main part; volume; mass

bulky: Read
a. Syn. cumbersome; unwieldy; clumsy
(庞大的,笨重的) of large size for its weight

bull: Read
n.
(公牛,雄性大动物(如象,鲸等)) male of any species of cattle; large, strong, and aggressive person; optimist regarding business conditions

bulletin: Read
n.
(公告,告示,公报,新闻简报) brief statement of facts; any public notice or announcement; a periodical publication

bullion: Read
n.
(金条,银条) gold and silver in the form of bars

bump: Read
n. Syn. lump; bulge
(肿块,突起) impact as from a collision; lump on the body caused by a blow

bunch: Read
n. Syn. clump; cluster; gathering
(串,束,群) clump; cluster; gathering

bundle: Read
n. Syn. packet; parcel
(捆,束,包) packet; a package of things tied together; a large sum of money

burdensome: Read
a.
(繁重的,劳累的) not easily borne; wearing; causing uneasiness or fatigue

bureaucracy: Read
n.
(官僚机构) over-regulated administrative system

burial: Read
n. Syn. grave
(埋葬,葬礼) grave or tomb; ritual placing of a corpse in a grave; concealing something under the ground

bush: Read
n. Syn. shrub
(矮树丛,灌木) place abounding in trees or shrubs; wild forest

business: Read
n.
(职业,职责,本分,事务) rightful concern or responsibility; occupation, work, or trade in which a person is engaged; commercial enterprise

butcher: Read
n. Syn. slaughterer
(屠夫,肉商,屠宰,残杀,滥杀) one whose job is to kill animals for food; one who kills in large numbers, or with unusual cruelty; vendor, especially on train or in theater

butter: Read
n.
(奶油) oily, unctuous substance obtained from cream or milk by churning

butterfly: Read
n.
(蝴蝶) insect typically having a slender body with broad colorful wings

buzz: Read
n.
(嗡嗡声,发出嗡嗡声) confusion of activity and gossip; sound of rapid vibration

bygone: Read
a.
(过去的,昔日的) past; gone by

bypass: Read
n.
(规避,绕过) channel used to conduct gas or liquid around another pipe or a fixture; conductor having low resistance in parallel

by-product: Read
n.
(副产品) product made during the manufacture of something else