regular maintenance of bridge and tunnel

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

中文释义

桥隧经常保养

单词分析

单词结构:

regular maintenance of bridge and tunnel

字母数:40

记忆提示

🎯 重点记忆:

  • 单词拼写:regular maintenance of bridge and tunnel
  • 核心含义:桥隧经常保养