af·ter·taste
noun/ˈɑːftəteɪst/
/ˈæftərteɪst/
[singular]- a taste (usually an unpleasant one) that stays in your mouth after you have eaten or drunk something
（饮食留在口中不快的）回味，余味，苦味 - (figurative) The whole experience, though enjoyable enough at the time, left a bitter aftertaste.
整个经历虽然当时很愉快，但留下了苦涩的回味。
- (figurative) The whole experience, though enjoyable enough at the time, left a bitter aftertaste.