英语词汇“expectation of life at age x”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	expectation of life at age x
释义	expectation of life at age x ex·pec·ta·tion of life at age x the average number of additional years a person aged x would live if current mortality trends continue to apply, based on the age-specific death rates for a given year.
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

expectation of life at age x