nation-wide sample survey

英 [nation-wide sample survey]
美 [nation-wide sample survey]

中文释义

全国性抽样调查

单词分析

单词结构：

nation-wide sample survey

字母数：25

记忆提示

🎯 重点记忆：

  • 单词拼写：nation-wide sample survey
  • 核心含义：全国性抽样调查

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更新时间：2026-02-03 18:53:45