0 the period of time during which someone lives or something exists -- 有生之年，终生，一辈子
We'll see a tremendous lot of technological changes during/in our lifetime. 我们在有生之年会看到无数的技术变革。
Winners of the competition will receive the holiday of a lifetime (= the best holiday they will ever have). 比赛获胜者将获得千载难逢的假期奖励。
I've only been working here two days, but it seems like a lifetime. 我才在这里干了两天，却觉得好像已经干了一辈子似的。
A watch of this quality should last a lifetime. 质量如此之好的手表可以陪伴终生。
Enter our competition and this once-in-a-lifetime experience could be yours! 来参加我们的比赛吧，这将是你终生难得的经历！
Marriage is no longer always seen as a lifetime commitment. 婚姻已不再被看作是终生的承诺。
You could win a lifetime's supply of toothpaste. 你可能会赢得终身免费使用牙膏的奖励。
In the past, the majority of women were consigned to a lifetime of servitude and poverty.
The cost of population screening and treatment would not be recovered in reduced dyspepsia costs in the lifetime of those screened.
Subjects were asked to report ' worst lifetime ' symptoms.
In section 6 we discuss a possible refinement of the analysis which provides lifetime information for variables.
