guard and alarm system

英 [guard and alarm system]
美 [guard and alarm system]

中文释义

安全防范报警系统

单词分析

单词结构：

guard and alarm system

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：guard and alarm system
  • 核心含义：安全防范报警系统

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更新时间：2026-02-05 04:27:53