rocking coupler support

例句：

1. 1.The rocking coupler supports the heavy load on the axle.
   摇摆式连接器支撑着轴上的重载。
2. 2.The engineer designed the rocking coupler to improve the efficiency of the machine.
   工程师设计了摇摆式连接器，以提高机器的效率。
3. 3.The rocking coupler is essential for maintaining the stability of the vehicle's suspension system.
   摇摆式连接器对于保持车辆悬挂系统的稳定至关重要。