coffee一般是不可数的,需要借助相应量词,其形式为:a cup pf coffee
但在口语中有时是可数的,比如:three black coffees(三杯原味咖啡),two white coffee=two cups of coffee with milk(两杯加牛奶的咖啡)
相关介绍She made coffee for us all.

(图片来自网络侵删)
她给我们大家冲了咖啡。
I need a fix of coffee before I can face the day.
我总需要喝足咖啡才有精神应付一天的工作。
I think I'll have a cold drink rather than coffee.
我想要冷饮,不要咖啡。