動詞 bitter:

1. make bitter
   同義詞：bitter

1. A cocktail made of whiskey, bitters, sugar, and fruit.
   古典雞尾酒一種由威士忌、苦味藥酒、糖和水果調制成的雞尾酒
2. Black coffee leaves a bitter taste in the mouth.
   不加奶的咖啡在嘴里留下了一些苦味。
3. Some beer and chocolate taste bitter.
   有些啤酒和巧克力有苦味。
4. The medicine has a bitter taste.
   這藥有苦味。