safe railway operation

[safe railway operation]
[safe railway operation]

中文释义

[铁路] 铁路安全运行

单词分析

单词结构:

safe railway operation

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:safe railway operation
  • 核心含义:[铁路] 铁路安全运行