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	dual transformation dual transmitter dual traverse barograph dual triode dual trust dual tube dual-tubes heat exchanger dual tubing packing dual tubing production dual tubing wellhead dual type circuit dualumin dual usage dual-use goods dual-use line dual-use packaging dual-use technology dual valuation dual valuation clause dual valve dual valve pump dual variable dual vector dual vector space dual vent

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