I'm absolutely stuffed. I don't think I've ever eaten so much at one sitting.
same here. How did we manage to eat seven jin of dumplings?
well, I had five of them. the bill, please.
that will be 71 yuan.
here's 80. keep the change.
I'm sorry, sir?
he means, 'Could we get the change please? '
of course, one moment please.
what did you mean when you said 'keep the change'?
it's called a 'tip'. Think of it as a gift given to the server to show appreciation for their good service. It's common practice in the States.