social gerontology

英 [social gerontology]
美 [social gerontology]

中文释义

社会指标

单词分析

单词结构：

social gerontology

字母数：18

记忆提示

🎯 重点记忆：

  • 单词拼写：social gerontology
  • 核心含义：社会指标

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更新时间：2026-02-07 03:15:19