toll communication within railway administration

[toll communication within railway administration]
[toll communication within railway administration]

中文释义

局线长途通信

单词分析

单词结构:

toll communication within railway administration

字母数:48

记忆提示

🎯 重点记忆:

  • 单词拼写:toll communication within railway administration
  • 核心含义:局线长途通信