spring backed oil ring

[spring backed oil ring]
[spring backed oil ring]

中文释义

un. 弹簧胀圈油环

单词分析

单词结构:

spring backed oil ring

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:spring backed oil ring
  • 核心含义:un. 弹簧胀圈油环