public safety frequency band

英 [public safety frequency band]
美 [public safety frequency band]

中文释义

公共安全频带

单词分析

单词结构：

public safety frequency band

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：public safety frequency band
  • 核心含义：公共安全频带

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更新时间：2026-02-06 20:19:06