supervision of train timing

[supervision of train timing]
[supervision of train timing]

中文释义

列车运行时刻的监督

单词分析

单词结构:

supervision of train timing

字母数:27

记忆提示

🎯 重点记忆:

  • 单词拼写:supervision of train timing
  • 核心含义:列车运行时刻的监督