英语词汇“life expectation”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	life expectation
释义	life expectation 基本例句估计寿命 The estimated life span is to predict the average.估计寿命是预计一个人能活的平均年数。 Pollution shortens considerably the life expectancy of a body of water.污染使水体的估计寿命大为缩短。
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