lifetime基本解释
n.一生；终身；寿命；使用期限
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第三人称复数：lifetimes
n.一生；终身；寿命；使用期限
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第三人称复数：lifetimes
lifetime的解释
noun
1. the period during which something is functional (as between birth and death)
e.g. the battery had a short life
he lived a long and happy life
Synonym: lifelife-timelifespan
1. 一生；终生
A lifetime is the length of time that someone is alive.
e.g. During my lifetime I haven't got around to much travelling.
我一生中没怎么去旅行过。
e.g. ...a trust fund to be administered throughout his wife's lifetime.
为他妻子终生管理的信托基金
2. （事物的）存在期，使用期
The lifetime of a particular thing is the period of time that it lasts.
e.g. ...the lifetime of a parliament.
议会的届期
e.g. ...a satellite's lifetime.
卫星的使用期
3. 终生难遇的；千载难逢的
If you describe something as the chance or experience of a lifetime, you are emphasizing that it is the best or most important chance or experience that you are ever likely to have.
e.g. 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。
1. 寿命：*1 寿命(lifetime)是指显示/像素降至其最初指定的发光性数一半所花的时间. 寿命的评估是以非常高的最初发光位准加速测试单纯的测试装置为基础,并使用这些数据计算出在较低的亮度位准下所预测的发光寿命.
2. 生命期：含有双建结构的烯类与氢氧基的 反应活性远大於饱和的烷类,以异戊间二烯来说,其在 大气中被 OH 基氧化的速度极快,生命期(lifetime)约 0.2 天,相对於丙烷(约 18 天),
3. lifetime
3. 一生：你们也许很少联络,也许常常在一起,在这长长的一生(lifetime)中,在彼此的心中都保留了一份惦念,一份嘱咐,就算他去到天涯海角,就算过了许多许多年,就算再见面时,早已是人非物亦非了,你仍然会那样深刻的记着这样一个人,这已经足够了.
My father never said one word to my mother in her whole lifetime.
出自：C. OdetsThe gifts tax..would be a tax on lifetime gifts.
出自：Country Life
