rocker trunnion block

例句：

1. 1. The engineer used a special tool to remove the rocker trunnion block.
   工程师使用特殊工具来移除摇臂轴承块。
2. 2.The new design of the car's engine has eliminated the need for this type of rocker trunnion block.
   汽车发动机的新设计已经取消了这种摇臂轴承块的需求。
3. 3. The technician had to disassemble the rocker trunnion block to replace it with a new one.
   技术人员不得不拆解摇臂轴承块以更换它。