distress and safety communications

英 [distress and safety communications]
美 [distress and safety communications]

中文释义

遇险与安全通信

单词分析

单词结构：

distress and safety communications

字母数：34

记忆提示

🎯 重点记忆：

  • 单词拼写：distress and safety communications
  • 核心含义：遇险与安全通信

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更新时间：2026-04-11 22:15:23