rock bit for water well drilling rig

英 [rock bit for water well drilling rig]
美 [rock bit for water well drilling rig]

中文释义

打水井机凿岩钻头

单词分析

单词结构：

rock bit for water well drilling rig

字母数：36

记忆提示

🎯 重点记忆：

  • 单词拼写：rock bit for water well drilling rig
  • 核心含义：打水井机凿岩钻头

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更新时间：2026-04-11 23:30:53