bearing with extended inner ring

例句：

1. 1. The carhas a heavy bearing on the road.
   这辆车对路面有很大的压力。
2. 2. Theengineer carefully checked the bearings of the machine.
   工程师仔细检查了机器的轴承。
3. 3. The newdesign reduces the weight of the vehicle,improving its efficiency.
   新设计减轻了车辆的重量，提高了效率。