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首页 > 英汉词典 > block signal machine

block signal machine

英 [block signal machine]
美 [block signal machine]

中文释义

闭塞信号机

单词分析

单词结构:

block signal machine

字母数:20

记忆提示

🎯 重点记忆:

  • 单词拼写:block signal machine
  • 核心含义:闭塞信号机

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更新时间:2026-01-29 19:08:49

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