rapidly rotating shift system

例句：

1. 1. Thecar's rapid rotation of the gears is impressive.
   这辆车的齿轮快速旋转令人印象深刻。
2. 2. The engineer quickly rotatedthe gears to fix the problem.
   工程师迅速旋转齿轮来解决问题。
3. 3. Thenew car has a rapidlyrotating gearbox that makesdriving smoother.
   这款新车有一个快速旋转的变速箱，使驾驶更加顺畅。