triple-rivet

例句：

1. 1. The engineer used a triple-rivet to secure the wooden beams together.
   工程师用三重铆钉将木梁固定在一起。
2. 2. The construction crew was tasked with installing triple bolts and nuts for the new bridge.
   施工队被指派为新桥梁安装三重螺栓和螺母。
3. 3. The carpenter used a triple nut to tighten the screws in the door hinges.
   木匠使用三重螺母来紧固门铰链上的螺丝。