A: Let's go and have a drink.
B: Well, that is not a bad idea, but frankly speaking, I would rather go home.
A: OK, if you say so. Go home and rest well. You look pretty much burned out today.
B: See you tomorrow.

A: 我们去喝一杯吧。
B: 哦，这主意不坏，不过坦白说，我宁愿回家。
A: 好吧，既然你这么说。回家好好休息。你今天看起来好像累垮了。
B: 明天见。

重点解说：

★ frankly speaking「坦白说」

★ burn out「筋疲力尽」