Ydc
abbr. yaw-damping computer 偏航阻尼器计算机
🗣️ 情景例句
He had an emergency.
他有紧急事情。
The small courtesies sweeten life; the greater ennoble it.
有点礼貌使生活愉快，多点礼貌使生活高尚。
Just let us know when you are ready.
那么，准备好了就请通知我们。