spiked bolt

例句：

1. 1. The car was fixed with a new sprocket and a new spiked bolt.
   这辆车被换上了新的链轮和新的尖头螺栓。
2. 2.He used a screwdriver to remove the spiked bolt from the door.
   他用螺丝刀把门上的尖头螺栓拆了下来。
3. 3.The construction worker replaced the old spiked bolts with new ones.
   建筑工人用新的尖头螺栓替换了旧的。