由我作东 It's My Treat

Dale:Have you eaten yet？
你吃过了吗？
Molly:No.
还没。
Dale:I haven't, either. Let's have lunch together.
我也还没吃。那咱们一起吃午饭吧。
Molly:I didn't bring enough money.
我没带够钱。
Dale :Don't worry about it. It's my treat.
别担心，由我作东。
Molly:Thanks！
谢谢！