a shandy (n): a drink made by mixing lager with lemonade 香迪啤酒(掺了柠檬汁的啤酒)
champagne (n, uncountable):fizzy white wine 香槟
a G and T (n, informal): short for a gin and tonic 杜松子酒补剂,琴酒补剂
to buy a round (v):often when people are in a group, each person takes it in turn to buy drinks for everyone in the group请喝酒
It's my/your/her/his round:I'll buy everyone a drink 轮到我,你,他请大家喝酒了。