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首页 > 英汉词典 > aged dependency ratio

aged dependency ratio

英 [aged dependency ratio]
美 [aged dependency ratio]

中文释义

老年抚养率

单词分析

单词结构:

aged dependency ratio

字母数:21

记忆提示

🎯 重点记忆:

  • 单词拼写:aged dependency ratio
  • 核心含义:老年抚养率

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更新时间:2025-12-08 22:22:11

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