junk food
英 [ˈdʒʌŋk fuːd]
美 [ˈdʒʌŋk fuːd]
n. (制作、食用方便却有害健康的)垃圾食品
牛津词典
noun
- （制作、食用方便却有害健康的）垃圾食品
food that is quick and easy to prepare and eat but that is thought to be bad for your health
柯林斯词典
- （制作简单快捷但无益于健康的）垃圾食品，方便食品
If you refer to food asjunk food, you mean that it is quick and easy to prepare but is not good for your health.
英英释义
noun
- food that tastes good but is high in calories having little nutritional value