electromechanical semiautomatic block system

英 [electromechanical semiautomatic block system]
美 [electromechanical semiautomatic block system]

中文释义

机电半自动闭塞系统

单词分析

单词结构：

electromechanical semiautomatic block system

字母数：44

记忆提示

🎯 重点记忆：

  • 单词拼写：electromechanical semiautomatic block system
  • 核心含义： 机电半自动闭塞系统

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更新时间：2026-03-24 02:18:07