acceleration-deceleration delay

例句：

1. 1.The car's acceleration is impressive.
   这辆车的加速性能令人印象深刻。
2. 2. The driver must be decelerating at the moment.
   司机此刻正在减速。
3. 3.The racers are accelerating to catch up with the leader.
   赛车手们正在加速追赶领先者。