three up three down

英 [three up three down]
美 [three up three down]

中文释义

[网络] 三上三下

单词分析

单词结构：

three up three down

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：three up three down
  • 核心含义：[网络] 三上三下

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更新时间：2025-12-22 05:56:53