maintenance of bridge and tunnel

[maintenance of bridge and tunnel]
[maintenance of bridge and tunnel]

中文释义

桥隧养护

单词分析

单词结构:

maintenance of bridge and tunnel

字母数:32

记忆提示

🎯 重点记忆:

  • 单词拼写:maintenance of bridge and tunnel
  • 核心含义:桥隧养护