lifetime

lifetime
noun
  1. the duration of a person's life
    (人的)一生,平均寿命
    a reward for a lifetime's work.
    对毕生工作的回报。
    ■the duration of a thing's existence or usefulness
    (事物的)存在期;有效期;使用寿命
    it may well take the lifetime of a Parliament to put things right.
    拨乱反正很可能需要整整一届议会的努力。
    ■(informal)used to express the view that a period is very long
    (非正式)漫长的一段时间
    five weeks was a lifetime, anything could have happened.
    五个星期简直就是漫长的一生,什么事情都已可能发生。
常用词组
of a lifetime
  1. (of a chance or experience) such as does not occur more than once in a person's life
    (机会,经历)终生难遇的,一生只有一回的
    because of Frankie she had rejected the opportunity of a lifetime.
    都是因为弗兰克,她才放弃了终生难遇的机会。
英语宝典
考试词汇表