A1 一杯…
a type or amount of drink contained in a glass
Would you like a glass of water? 你要不要喝杯水？
Two glasses of lemonade, please. 请给我两杯柠檬汁。
I'd love a small glass of orange juice.
He drinks a glass of milk with his breakfast every morning.
He handed me a glass of champagne.
Could you pour me a glass of wine, please?
See also: glass noun (CONTAINER)