long coupling pin

例句：

1. 1. The long coupling pin was used to secure the bolt in place.
   长耦合销被用来将螺栓固定到位。
2. 2.The engineer carefully inserted the long coupling pin into the hole.
   工程师小心翼翼地将长耦合销插入到孔中。
3. 3.The long coupling pin was a crucial component in the assembly process.
   长耦合销是组装过程中的一个关键部件。