brace screw

例句：

1. 1. The car was fixed by tightening the brace screws.
   汽车通过拧紧螺栓来修理。
2. 2. He used a screwdriver to remove the brace screws from the wall.
   他用螺丝刀把墙上的螺栓拆下来。
3. 3. The engineer had to replace the brace screws with stronger ones.
   工程师不得不用更坚固的螺栓替换原来的。