rock bit sharpening machines

英 [rock bit sharpening machines]
美 [rock bit sharpening machines]

中文释义

[机] 矿井钻头刃磨床

单词分析

单词结构：

rock bit sharpening machines

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：rock bit sharpening machines
  • 核心含义：[机] 矿井钻头刃磨床

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更新时间：2026-02-02 01:29:48