“喝光”的英语可以翻译为：drain，drink to the dregs，drink up ...

凯利喝光了他的咖啡。Kelly finished off his coffee.他喝光了剩在瓶里的酒.He drank up the wine which was left in the bottle.我把茶的残渣也喝光了.I finished the dregs of my tea....