participation certificates

英 [participation certificates]
美 [participation certificates]

中文释义

参与证单

单词分析

单词结构：

participation certificates

字母数：26

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🎯 重点记忆：

  • 单词拼写：participation certificates
  • 核心含义：参与证单

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更新时间：2026-03-21 04:45:14