英语词汇“expectation of life”的读音、翻译、释义、用法及例句-智慧网

词汇	expectation of life
释义	expectation of lifeexpectation of lifen.1.■平均寿命,平均余年(某一年龄的人尚可期望活的平均年数,可由统计资料显示)
随便看	roll cladding roll cloud roll coat enamel roll coater roll coating roll cogging roll collar roll compacting roll control roll coolant roll coolant solution roll coolant system roll cooling device roll correction roll couple roll crown roll crusher roll crushing roll crushing machine roll crushing mill roll-cumulus rollcumulus roll curving roll-cut excavator roll cutter

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