expanding inside brake

例句：

1. 1. The car's brake system is designed to expand and slow down the vehicle when necessary.
   汽车的制动系统设计成在必要时膨胀并减缓车辆速度。
2. 2. The engineer had to replace the expanding inside brake on the machine.
   工程师不得不更换机器上的膨胀式内部制动器。
3. 3. The brakes on this car are expanding inside the wheels.
   这辆车的刹车是膨胀式安装在车轮里的。