1、My milk turned sour because the refrigerator is on the fritz again.
我的牛奶變酸了，因為冰箱又壞了。

2、The TV is on the fritz again.
電視機又出故障了。

3、Sabrina: I'm fine but my computer is on the fritz again.
塞布麗娜：我很好，可我的電腦又壞了。

on the fritz翻譯