spun bearing

例句：

1. 1. The new car has a spun bearing that makes it run smoothly.
   这辆新车有一个旋转轴承，让它运行顺畅。
2. 2. The engineer used a spinning bearing to reduce friction.
   工程师使用一个旋转轴承来减少摩擦。
3. 3. The old machine had a worn out spinning bearing, which caused the machine to stop working.
   旧机器的旋转轴承磨损了，导致机器停止工作。