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  1. expire

    • IPA[ˌikˈspī(ə)r]


    • v.
      (of a document, authorization, or agreement) cease to be valid, typically after a fixed period of time;(of a period of time) come to an end
    • verb: expire, 3rd person present: expires, gerund or present participle: expiring, past tense: expired, past participle: expired

    • 釋義
    • 相關詞


    • adj.
      (especially of locomotives or other railway equipment) worn out or outdated: life-expired signalling

    Oxford Dictionary

    • 更多解釋
    • IPA[ɪkˈspʌɪə]


    • v.
      (of a document, authorization, or agreement) come to the end of the period of validity: his driving licence expired

    Oxford Dictionary

  2. 知識+

    • expire 用法是被動或主動??

      expire verb 英英解釋:If something which lasts for a fixed length of time expires, it comes to an end or stops being in use: 例句: 1. ...

    • How to use "expire, validte" ?

      ... still good before the expiration date of Jan 9, 2013. The milk will expire on Jan 9. The milk will not go bad in a few days after the...

    • 英文問題~expire的pir字根意思

      Q:In the word expire, what does the word root spir mean? Q:在expire這個...aspire(渴望), inspire (鼓舞、吸氣) and respiratory (呼吸的)等字。 expire這個字裡面雖然沒有"s"這個字母,但是其發音與字根...