spring clamp bolt

例句：

1. 1. The engineer used a springclamp bolt to secure the door.
   工程师使用一个弹簧夹紧螺栓来固定门。
2. 2.The new car has a spring clampbolt that makes it easy to start.
   这款新车有一个弹簧夹紧螺栓，使得启动变得很容易。
3. 3. The technician replaced the spring clamp bolt on the old door.
   技术人员更换了旧门上的弹簧夹紧螺栓。