Originally Posted by
km3255
For diet coke, it's actually "jian yi ke kou ke le" or just "jian yi ke le" will do as well if you're not picky about your brands (not that you'll find diet pepsi around that much anyways).
Literally, it more or less means "healthy cola".
I have always said "ke le" for coke, and it usually works. I think I will try "jian ye ke le" next time for Diet Coke. It's the simplest. Hopefully I will not get anything too strange!
Thanks for the tip.