rough·age
noun/ˈrʌfɪdʒ/
/ˈrʌfɪdʒ/
[uncountable]- the part of food that helps to keep a person healthy by keeping the bowels working and moving other food quickly through the body
食物中的粗纤维 - Fruit and vegetables are important sources of roughage.
水果和蔬菜是粗饲料的重要来源。
- Fruit and vegetables are important sources of roughage.