brake beams

例句：

1. 1.The brake beams on the car are worn out, so we need to replace them.
   汽车上的刹车梁已经磨损了，所以我们需要更换它们。
2. 2.The engineer inspected the brake beams and found no signs of wear.
   工程师检查了刹车梁，没有发现磨损的迹象。
3. 3.The brake beams are responsible for slowing down the vehicle when the brakes are applied.
   刹车梁负责在踩下刹车时减缓车辆的速度。