这3个名词均可表示“杯、杯子”之意。
cup : 指有柄,用来饮茶或咖啡等的瓷杯。
- a cup and saucer
一副杯碟 - a plastic/paper cup
塑料/纸杯 - a coffee cup/teacup
咖啡杯/茶杯
glass : 指玻璃制的杯子,用来盛酒和牛奶等东西。
- a beer/wine glass
啤酒/葡萄酒杯 - She poured some milk into a glass.
她往玻璃杯中倒了些牛奶。
mug : 通常指周边垂直,不用茶托的有柄大瓷杯或大金属杯。
- I made myself a large mug of cocoa (= enough to fill a mug) and went to bed.
我为自己冲了一大杯可可饮料,然后钻进了被窝。