guard rail for railroad crossing

英 [guard rail for railroad crossing]
美 [guard rail for railroad crossing]

中文释义

平交道护轨

单词分析

单词结构：

guard rail for railroad crossing

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：guard rail for railroad crossing
  • 核心含义：平交道护轨

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更新时间：2026-04-13 06:19:01