pre-emergency speed governor

[pre-emergency speed governor]
[pre-emergency speed governor]

中文释义

前动作危急保安器

单词分析

单词结构:

pre-emergency speed governor

字母数:28

记忆提示

🎯 重点记忆:

  • 单词拼写:pre-emergency speed governor
  • 核心含义:前动作危急保安器