population age翻译
population age的基本解释
读音: 美: 英:
人口年龄：指一个地区或国家的人口在某一时期的年龄结构。
例句
Simply introduce the concepts of the population age structure.简单介绍有关人口年龄结构的相关概念。Of course, the division of population age structure is comparative, but not invariable.当然，对人口年龄结构的划分是相对的，而不是一成不变的。
As the average age of the population increases, there are more and more old people to care for.随着人口平均年龄的增长，有越来越多的老年人需要照顾。
短语
population age structure 种群年龄组成 ; 人口年龄结构population age composition 种群年龄组成
population age distribution 人口年龄分布
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纠错
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