manual telegraph switching equipment

英 [manual telegraph switching equipment]
美 [manual telegraph switching equipment]

中文释义

手工电报交换机;人工电报交换机

单词分析

单词结构：

manual telegraph switching equipment

字母数：36

记忆提示

🎯 重点记忆：

  • 单词拼写：manual telegraph switching equipment
  • 核心含义：手工电报交换机;人工电报交换机

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更新时间：2026-04-12 02:09:11