spheric center bearing

例句：

1. 1.The new car has a spherical center bearing that makes it run smoothly.
   这款新车有一个球面中心轴承，使得它运行顺畅。
2. 2. The machine's design incorporates a spherical center bearing to reduce friction.
   这台机器的设计中包含了一个球面中心轴承，以减少摩擦。
3. 3. The engineer carefully selected the spherical center bearing to ensure optimal performance.
   工程师仔细选择了球面中心轴承，以确保最佳性能。