also hang-over, 1894, "a survival, a thing left over from before," from hang (v.) + over. Meaning "after-effect of excessive drinking" is attested by 1902, American English, on notion of something left over from the night before.
实用例句
1. As a hangover from rationing, they mixed butter and margarine.
作为食品配给制的一种遗留影响，他们总把黄油和人造黄油混在一起吃。
来自柯林斯例句
2. He appeared at breakfast bleary-eyed and with a hangover.
