junk food

例句：

1. 1. Junk food is high in calories and low in nutrients, which can lead to obesity.
   垃圾食品高热量低营养，容易导致肥胖。
2. 2. Many children prefer junk food to healthy snacks because of its taste.
   许多孩子更喜欢垃圾食品而不是健康的零食，因为它的味道很好。
3. 3. Parents should encourage their children to eat more fruits and vegetables instead of junk food.
   父母应该鼓励他们的孩子多吃水果和蔬菜，而不是垃圾食品。