concrete roadbed

英 [concrete roadbed]
美 [concrete roadbed]

中文释义

混凝土路床, 混凝土道床

单词分析

单词结构：

concrete roadbed

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：concrete roadbed
  • 核心含义：混凝土路床, 混凝土道床

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更新时间：2026-01-07 11:02:11