period of demographic transition

英 [period of demographic transition]
美 [period of demographic transition]

中文释义

人口转变时期

单词分析

单词结构：

period of demographic transition

字母数：32

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🎯 重点记忆：

  • 单词拼写：period of demographic transition
  • 核心含义：人口转变时期

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更新时间：2026-04-12 00:48:47