expiration

柯林斯詞典

expiration /??ksp??re???n/

• 1. N-UNCOUNT The expiration of a fixed period of time is its ending. 結(jié)束[oft 'the' N 'of' n]

  ...about ten days before the expiration of my leave of absence. ...大約在我休假結(jié)束的十天前。

• 2. N-UNCOUNT The expiration of something such as a contract, deadline, or visa is the time when it comes to an end or stops being valid. 期滿[美國英語] [usu 'the' N 'of' n]

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