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单词 civil defense
释义
civil defense
regional note:   in BRIT, use civil defence
uncountable noun [oft N n]
Civil defense is the organization and training of the ordinary people in a country so that they can help the armed forces, medical services, or police force, for example if the country is attacked by an enemy.
...a civil defense exercise.
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更新时间:2024/12/23 15:02:46