柯林斯词典roughage /ˈrʌfɪdʒ/ 1. N-UNCOUNT Roughage consists of the tough parts of vegetables and grains that help you to digest your food and help your bowels to work properly. 粗糧 返回 roughage剑桥词典→ fibre (FOOD) 纖維素(同 fibre) 返回 roughage