吃晚饭以后，就能吃supper，大概从9点到半夜。比晚饭小。

‘Supper'的意思是‘晚餐’。 ‘Dinner'和'supper'相同，但是‘Dinner‘随便，’supper‘很正式。

晚饭是supper,宵夜 is not a formal dinner, usually eat it at night,have some snacks,if you work late or hungry at night.