supplementary gear-box

[supplementary gear-box]
[supplementary gear-box]

中文释义

副变速箱

单词分析

单词结构:

supplementary gear-box

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:supplementary gear-box
  • 核心含义:副变速箱