rapid calculation

例句：

1. 1. The car accelerated to a rapid speed.
   汽车加速到快速的速度。
2. 2. She moved quickly to catch up with the others.
   她迅速赶上其他人。
3. 3. The rainstorm passed rapidly, leaving behind a dry road.
   暴风雨迅速过去，留下了一条干燥的道路。