英语词汇average duration of life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	average duration of life
释义	average duration of life 简明释义平均寿命长度网络释义 1 [统计]?平均寿命长度平均寿命长度双语例句 1 For example, the average duration of human life has hardly changed in thousands of years. 例如，人类的平均寿命在几千年里几乎没有改变。
随便看	summation reflex summations summation scale summation sign summation steam flowmeeter summation theorem summation time summation tone summation transformer summation wave summative summative assessment summative evaluation summatively summative scale summative test summator summatory summatory function summatous sum matrix summe summed summed current summed dominance ratio

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。