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首页 > 英汉词典 > child dependency ratio

child dependency ratio

英 [child dependency ratio]
美 [child dependency ratio]

中文释义

扶幼比

单词分析

单词结构:

child dependency ratio

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:child dependency ratio
  • 核心含义:扶幼比

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更新时间:2025-12-08 15:20:02

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