rancid milk

例句：

1. 1. The milk was so rancid that it made my stomach upset.
   牛奶变质了，让我胃不舒服。
2. 2.The cheese had a rancid smell that made me want to throw it away.
   奶酪有一股酸臭味，让我想要扔掉它。
3. 3.The rancid taste of the food made us all feel sick.
   食物变质的味道让我们都感到恶心。