self-propelled speed

[self-propelled speed]
[self-propelled speed]

中文释义

不用助推器之飞行速率

单词分析

单词结构:

self-propelled speed

字母数:20

记忆提示

🎯 重点记忆:

  • 单词拼写:self-propelled speed
  • 核心含义:不用助推器之飞行速率