rocker bearing

例句：

1. 1. The new rocker bearing is more durable than the old one.
   新的摇杆轴承比旧的更耐用。
2. 2.The engineers carefully checked the rocker bearing to ensure its smooth operation.
   工程师们仔细检查了摇杆轴承，以确保其平稳运行。
3. 3. The rocker bearing was designed to reduce friction and improve efficiency.
   摇杆轴承被设计来减少摩擦并提高效率。