英语词汇expectance怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	expectance
释义	expectance 英/ ?ks?pekt?ns / 美/ ?ks?pekt?ns / 简明释义 n.预期，期望；期待专业释义 1 能源科学技术预期双语例句 1 Objective to expound the level and characters of life expectances in world and Chinese population and to discuss the meaning of life table in epidemiologic research. 目的阐明中国人口、世界人口平均寿命的水平与特征以及流行病学意义。
随便看	dual phosphor detector dual photometer dual photomultiplier scintillation counter dual photon absorptiometry dual photon absorptiometry dual pickup dual pipeline dual-pivot dual plan dual plan for standard cost dual plan for standard costs dual platen dual plunger mould dual pneumatic tyre dual point dual pointer indicator dual point operation dual polarity dual polarity display dual-polarization dualpolarization dual polarization dual polarization laser dual-polarization laser dual-polarization oscillation

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