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
(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。