retarder booster

例句：

1. 1. The car's engine is a powerful retarder booster that can easily accelerate the vehicle.
   这辆车的发动机是一个强大的减速器助推器，可以轻松加速车辆。
2. 2. The engineer designed a new retarder booster to improve fuel efficiency.
   工程师设计了一种新的减速器助推器，以提高燃油效率。
3. 3. The retarder booster was used to help the team achieve their goals.
   减速器助推器被用来帮助团队实现他们的目标。