total dependency ratio

英 [total dependency ratio]
美 [total dependency ratio]

中文释义

总抚养率

单词分析

单词结构：

total dependency ratio

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：total dependency ratio
  • 核心含义：总抚养率

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更新时间：2026-01-29 04:45:02