BU (back up)

英 [BU (back up)]
美 [BU (back up)]

中文释义

用

单词分析

单词结构：

BU (back up)

字母数：12

记忆提示

🎯 重点记忆：

  • 单词拼写：BU (back up)
  • 核心含义：用

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更新时间：2026-01-30 21:34:43