您要查找的是不是：
- The milk has gone sour. 牛奶酸了。
- This milk has gone sour; it has a sour taste. 这牛奶已经变酸了，有股酸臭味。
- This milk has gone sour;it has a sour taste. 这牛奶已经变酸了，有股酸臭味。
- The milk has gone off because of the hot weather. 牛奶因天热而变质了。
- The milk has curdled and become sour. 牛奶凝结变酸了。
- If you keep the milk in the refrigerator, it won't go sour so quickly. 如果把牛奶保存在冰箱里，它不会那么快就变酸。
- This milk has gone sour. 这牛奶馊了。
- Milk has a tendency to go sour in hot weather. 热天牛奶易变坏。
- The heat has caused the milk to go sour. 高温使牛奶酸掉了。
- This milk has gone off, ie has turned sour. 这牛奶已变质.
- This milk has gone off,it has turned sour. 这牛奶已变质，已经酸掉了。
- The milk has gone off. 这牛奶已变质。
- The milk has curdled, ie become sour. 牛奶凝结了（变酸了）.
- The milk in this jug has gone bad. 罐里的奶牛变坏了。
- Milk has gone off because of the hot weather. 牛奶因天热而变质了。
- The milk has nearly come to the boil. 牛奶快煮开了。
- The milk has soured in warm weather. 牛奶在暖和的天气里发酸了。
- The milk has been watered (down). 牛奶已掺水了。
- The milk has already become undrinkable. 牛奶已经不能喝了。
- The milk has gone off . 牛奶变酸了。
