stone ballast

英 [stone ballast]
美 [stone ballast]

中文释义

碎石道碴

单词分析

单词结构：

stone ballast

字母数：13

记忆提示

🎯 重点记忆：

  • 单词拼写：stone ballast
  • 核心含义：碎石道碴

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更新时间：2025-12-08 00:40:33