hollow-rod churn drill

[hollow-rod churn drill]
[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