4000 CELPIP Vocabulary List

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n. 经济学 branch of social science that deals with the production and consumption and their management

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v. 发出,放射 give off; send out; give out as a sound

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n. 爆发,喷发 outbreak;  sudden, often violent outburst

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v. 估计 judge to be probable; form an opinion about; evaluate

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n. 展览会,展览品 exposition; presentation; large-scale public showing

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v. 期满,到期 come to an end; terminate; lose validity; breathe one's last breath; die

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n. 曝光,揭露,暴露 risk, particularly of being exposed to disease; unmasking; an act of laying something open

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n. 消失,灭绝 death of all its remaining members

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n. 纤维,光纤 slender, elongated, threadlike object or structure; material to make paper or cloth

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