secure telegraph equipment

英 [secure telegraph equipment]
美 [secure telegraph equipment]

中文释义

保密电报设备

单词分析

单词结构：

secure telegraph equipment

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：secure telegraph equipment
  • 核心含义：保密电报设备

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更新时间：2026-01-17 10:21:08