“a fine kettle of fish”不是指“很好的一壶鱼”，而是难办的事；尴尬的局面；乱七八糟；很令人不愉快的事。

【例句】
Well, that's a fine kettle of fish. I thought I paid the credit card bill, but it turns out that I missed the due date by a week.
这是一件很难办的事情，我想我还了信用卡账单，但结果是我错过了还款日一周的时间。

This is a fine kettle of fish. My husband is not here to meet me at the train station, and there's no phone here for me to call him.
这是个尴尬的局面，我丈夫没有来火车站接我，我这儿也没有电话可以打给他。