英语词汇life span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	life span
释义	life spann.（名词） A lifetime.一生 The average or maximum length of time an organism, a material, or an object can be expected to survive or last.预期生命期限：有机体、物质或物体预计持续或存在的平均或最长期限
随便看	grade grade grade crossing graded graded school grade point grade point average grader graders grades grade school gradient gradients gradin grading grads grad school gradual graduale gradualism gradualisms graduals graduate graduated graduates

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