B= Bartender P= Patron
In America, pubs are usually called "bars. "
B: How are you tonight, sir?
P: Oh, not too bad. I'm just glad the weekend's finally here.
B: I know what you mean. What can I get for you?
P: Give me a screwdriver on the rocks.
B: One screwdriver, coming right up. ( He mixes the drink. ) Here you are, sir.
2．on the rocks 加冰块
3. mix vt．搅和；调和
例：The scientist mixed the two chemicals as part of his experiments.