four-winged steel bit

[four-winged steel bit]
[four-winged steel bit]

中文释义

十字形钢钻头

单词分析

单词结构:

four-winged steel bit

字母数:21

记忆提示

🎯 重点记忆:

  • 单词拼写:four-winged steel bit
  • 核心含义:十字形钢钻头