4000 Duolingo (E F) - Spelling Practices

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(1) n. 回声,发出回声,重复 sound reflected from an opposing surface and repeated to the ear; repetition of a sound

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(2) a. 精细的,精心的,详尽的 marked by complexity and richness of detail; done with care and in minute detail

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(3) v. 伸长的,拉长,伸长 lengthen; extend; make or grow longer

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(4) a. 善于表达的,有口才的 vividly or movingly expressive; persuasive

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(5) n. 解除,免除 permission not to do something

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(7) n. 入迷,迷恋,魅力 capacity to attract intense interest

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(8) n. 功绩,特指勇敢的行为,壮举 achievement; accomplishment; an act that shows skill, strength, or bravery

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(9) n. 热情,激情 the intensity of feeling; the warmth of feeling; intense, heated emotion

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(10) a. 变化无常的,薄情的 not fixed or firm; liable to change; unstable; of a changeable mind