retarding basin

例句：

1. 1.The engineer designed a retarding basin to slow down the speed of the car.
   工程师设计了一个减速盆，以减缓汽车的速度。
2. 2. The retarding basin was used to control the flow of water in the river.
   减速盆用于控制河流中水流的流动。
3. 3. The retarding basin is essential for maintaining the stability of the bridge.
   减速盆对于保持桥梁的稳定性至关重要。