upgrading of bridge and tunnel

[upgrading of bridge and tunnel]
[upgrading of bridge and tunnel]

中文释义

桥隧改造

单词分析

单词结构:

upgrading of bridge and tunnel

字母数:30

记忆提示

🎯 重点记忆:

  • 单词拼写:upgrading of bridge and tunnel
  • 核心含义:桥隧改造