英语词汇“countdown”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	countdown
释义	count·down (kountdoun′) n. 1. 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. 2. The checks and preparations carried out during this activity.
随便看	amyl amyl- amyl- amylaceous amyl acetate amyl alcohol amylase Amy Lawrence amylin amyl nitrite amylo- amyloid amyloid beta-peptide amyloid beta-protein amyloidosis amyloid precursor protein amylolysis amylolytic amylopectin amyloplast amylopsin amylose amylum Amy Marcy Cheney amyotonia

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