self-expanding piston ring

[self-expanding piston ring]
[self-expanding piston ring]

中文释义

自动伸缩活塞环

单词分析

单词结构:

self-expanding piston ring

字母数:26

记忆提示

🎯 重点记忆:

  • 单词拼写:self-expanding piston ring
  • 核心含义:自动伸缩活塞环