evacuation

evacuation
noun
[mass noun]
  1. the action of evacuating a person or a place
    撤离;疏散;撤退;转移
    there were waves of evacuation during the blitz.
    闪电战期间,大批大批的人被疏散。
    [count noun]a full-scale evacuation of the city centre.
    市中心全面疏散。
  2. the action of emptying the bowels or another bodily organ
    (粪便等的)排泄
    ■[count noun]a quantity of matter discharged from the bowels or another bodily organ
    (粪便等)排泄物
    ■(technical)the action of emptying a container of air, water, or other contents
    (技)排空;清除
语源
  1. late Middle English: from late Latin evacuatio(n-), from evacuare 'to empty' (see evacuate)
英语宝典
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