英语词汇“life expectancy”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	life expectancy
释义	life expectancy [laif ɪkˈspektənsi:] freq. 52 dict. 16 spoken 24 n.预期寿命；预计存在（或持续）的期限 [网络]平均寿命；平均余命；期望寿命
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