in speed

• 赶快

in speed的用法和样例：

例句

1. We told those boy playing in our yard to vamoose.
   我们叫那些在我们家後院子里玩的男孩赶快走开。
2. Step on it, the plane leaves in half an hour.
   赶快，飞机再等半小时就要起飞。
3. There was a rapid increase in internal trade.
   国内贸易迅速增长。
4. She finished typewriting the letter at speed.
   她迅速打好那封信。