air one's dirty laundry字面意思：把脏衣服晾出来给大家看，实际意思是哪壶不开提哪壶

【例句】
Why do some people just love to air others' dirty laundry？
为什么有些人就是喜欢哪壶不开提哪壶？

I just wish he wouldn't air his dirty laundry in public like that.
我只希望他不要那样在公共场合哪壶不开提哪壶。