英语词汇“countdown”是什么意思，“countdown”的读音、用法及例句翻译-烛光网

词汇	countdown
释义	count·down AHD[kountʹdoun'] D.J.[ˈkaʊntˌdaʊn]K.K.[ˈkaʊntˌdaʊn]n.（名词） The counting backward aloud from an arbitrary starting number to indicate the time remaining before an event or operation, such as the launching of a missile or space vehicle.倒数报时：从任意的一个数字开始倒着数，以表明距离某件事或操作（例如发射导弹或宇宙飞船）的时间 The checks and preparations carried out during this activity.准备过程，准备工作：在倒数报时期间所进行的检查和准备
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