https://online2.tingclass.net/lesson/shi0529/0009/9907/733.mp3
https://image.tingclass.net/statics/js/2012
beef 牛肉,牢骚,抱怨
What's your beef, work or love?
你要抱怨什么,工作还是爱情?
have a beef with someone /something 对某人某事不满、和某人有争执
I'm having a beef with my boss.
我在跟我老板闹矛盾。