population structure

• 人口结构

population structure的用法和样例：

例句

1. Teenage girls are an important component part of a nation's population structure.
   摘要女童是一个国家人口结构中重要的组成部分。
2. The mining towns of Western Canada were often ephemeral and their population structure was dominated by transient male workers of many nationalities.
   摘要加拿大西部的煤矿城市经常是短暂的，他们的人口结构主要是由许多国家流动性的男性矿工所组成。
3. So that's a brief overview of the structure of the company.
   那么这是公司的一个总体结构情况。
4. The pterosaurs resembled both birds and bats in their overall structure and proportions.
   翼龙和鸟类以及蝙蝠在总体结构及比例上很相似。