have a screw loose

• v. 出故障；出毛病

have a screw loose的用法和样例：

例句

用作动词 (v.)

1. There was a fuss when the bus broke down again.
   巴士又出故障时大家都抱怨起来。
2. I believe they have found the problem.
   我想他们已经找出故障的地方了。
3. Those mechanics have fouled up my car again.
   那些机械师又把我的车给搞出毛病来了。
4. I'm having a lot of trouble with my computer.
   我的电脑总出毛病。

词汇搭配

• have a screw loose 出故障