underground radio communication

英 [underground radio communication]
美 [underground radio communication]

中文释义

井下无线通信

单词分析

单词结构：

underground radio communication

字母数：31

记忆提示

🎯 重点记忆：

  • 单词拼写：underground radio communication
  • 核心含义：井下无线通信

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更新时间：2026-01-06 03:50:58