查词历史：
- lifetimes lifetime killer
n.
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During my lifetime I haven't got around to much travelling.
我一生中没怎么去旅行过。
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...a trust fund to be administered throughout his wife's lifetime.
为他妻子终生管理的信托基金
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...an extraordinary lifetime of achievement.
成就斐然的一生
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...the lifetime of a parliament.
议会的届期
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...a satellite's lifetime.
卫星的使用期
3.
PHRASE
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.
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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。
