| 单词 | lifeexpectancy |
| 释义 | life exˌpectancy noun [uncountable, countable] (also expectation of life) the number of years that a person is likely to live 预期寿命◆pension fund managers have to cope with longer life expectancy and new pension regulations. 退休金基金经理人需要面对更长的预期寿命和新的退休金条例。2.the length of time that sth is likely to exist or continue for 预计存在（或持续）的期限◆the short life expectancy of dotcoms 昙花一现的网络公司3.the length of time that an asset is likely to be used for 资产的预期使用期限 |
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