mechanical track renewal

英 [mechanical track renewal]
美 [mechanical track renewal]

中文释义

线路机械化更新

单词分析

单词结构：

mechanical track renewal

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：mechanical track renewal
  • 核心含义：线路机械化更新

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更新时间：2026-02-04 03:11:21