lifetimes

英 [ˈlaɪftaɪmz]

美 [ˈlaɪfˌtaɪmz]

n.  一生; 终身; 有生之年; (某物的)存在期，寿命，使用期限
lifetime的复数

柯林斯词典

• N-COUNT 一生；终生
  Alifetimeis the length of time that someone is alive.
  1. During my lifetime I haven't got around to much travelling.
     我一生中没怎么去旅行过。
  2. ...a trust fund to be administered throughout his wife's lifetime.
     为他妻子终生管理的信托基金
  3. ...an extraordinary lifetime of achievement.
     成就斐然的一生
• N-SING （事物的）存在期，使用期
  Thelifetimeof a particular thing is the period of time that it lasts.
  1. ...the lifetime of a parliament.
     议会的届期
  2. ...a satellite's lifetime.
     卫星的使用期
• PHRASE 终生难遇的；千载难逢的
  If you describe something as the chance or experienceof a lifetime, you are emphasizing that it is the best or most important chance or experience that you are ever likely to have.
  1. This could be not just the trip of a lifetime but the experience of a lifetime.
     这可能不仅是一趟终生难遇的旅行，也将是一次终生难遇的体验。

双语例句

• You haven't had enough killing for two lifetimes?
  你用了两辈子的时间杀戮还不够吗？
• We have all been waiting lifetimes for this opportunity and it is now upon us!
  我们世世代代在等待这个机会，它现在就在眼前！
• In long-ago lifetimes, however, you may not have been that way.
  然而，从前的你并不是这样。
• The quenching effect of oxygen molecules on the lifetimes was discussed preliminarily.
  并就氧分子的猝灭效应对寿命的影响进行了初步讨论。
• Mercury wetted relays have a higher current handling capability and longer lifetimes than dry reed relays.
  与干簧继电器相比，水银湿簧继电器具有更高的电流处理能力和更长的寿命。
• And above number 92 ( uranium) lifetimes are so short that these substances are almost non-existent in nature.
  大于92号元素铀的元素寿命如此短促，以至于它们几乎不存在于自然界中。
• For many of you, this is the most auspicious time you havehad in your lifetimes.
  对于你们中的很多人，这是你们此生中最幸运的日期。
• Implantable medical devices normally use non-degradable materials that have limited operational lifetimes and must eventually be removed or replaced.
  植入式医疗设备通常使用的都是不可降解的材料，它们的的使用寿命有限，而且最终必须移除或者重置。
• Satellite lifetimes in orbit range from a matter of days to hundreds of years.
  卫星在轨道上的寿命从几天到几百年不等。
• The lifetimes of the Stark manifold states are measured by using delayed electric field ionization.
  采用延迟脉冲场电离方法测量了各斯塔克能态在不同外电场下的寿命。