emergency backup

英 [emergency backup]
美 [emergency backup]

中文释义

应急备份

单词分析

单词结构：

emergency backup

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：emergency backup
  • 核心含义：应急备份

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更新时间：2026-01-29 19:04:58