sour flavour

例句：

1. 1. The salad was so sour that I couldn't even finish it.
   沙拉太酸了，我甚至吃不完。
2. 2. The wine is too sour for my taste.
   这酒太酸了，不合我的口味。
3. 3. The bread was a bit sour, but it still tasted good.
   面包有点酸，但味道还是好的。