round washer with square hole

[round washer with square hole]
[round washer with square hole]

中文释义

方孔圆垫圈

单词分析

单词结构:

round washer with square hole

字母数:29

记忆提示

🎯 重点记忆:

  • 单词拼写:round washer with square hole
  • 核心含义:方孔圆垫圈