population compositi
查询英语单词中文释义、音标、发音和例句。
population composition by age
英
[population composition by age]
美
[population composition by age]
中文释义
人口年龄构成
单词分析
单词结构：
population composition by age
字母数：29
记忆提示
🎯 重点记忆：
- 单词拼写：population composition by age
- 核心含义：人口年龄构成
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更新时间：2026-09-21 11:42:58