https://online2.tingclass.net/lesson/shi0529/0009/9907/860.mp3
https://image.tingclass.net/statics/js/2012
You'd better not ask for trouble.
你最好不要自討苦吃。
It's better not to ask him why.
最好還是別問他為什么。
You don't wanna do this.
你最好別這樣做。
You don't wanna mess with me, trust me.
相信我,你最好不要惹我!
mess with 招惹,打擾