一杯牛奶英文怎么说

"A glass of milk" 或 "a cup of milk" 是 "一杯牛奶" 的英语表达。

来源：这种表达源自英语中最常见的牛奶饮用方式，就是用玻璃杯或者咖啡杯盛装牛奶。

例句1:
Can I have a glass of milk?
(我可以要一杯牛奶吗？)

例句2:
I'll have a cup of milk with my cereal, please.
(请给我一杯牛奶来配我的麦片)