hollow-rod churn drill

英 [hollow-rod churn drill]
美 [hollow-rod churn drill]

中文释义

空心杆冲钻

单词分析

单词结构：

hollow-rod churn drill

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：hollow-rod churn drill
  • 核心含义：空心杆冲钻

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更新时间：2026-04-12 08:36:28