replacement of wooden ties by concrete ties

[replacement of wooden ties by concrete ties]
[replacement of wooden ties by concrete ties]

中文释义

木枕更换混凝土轨枕

单词分析

单词结构:

replacement of wooden ties by concrete ties

字母数:43

记忆提示

🎯 重点记忆:

  • 单词拼写:replacement of wooden ties by concrete ties
  • 核心含义:木枕更换混凝土轨枕