roughages英式朗读美式朗读基本解释(roughage 的复数) n. 粗饲料, 粗粮 [医] 粗糙食物英文释义plural of roughage n. coarse, indigestible plant food low in nutrients; its bulk stimulates intestinal peristalsis词形变化原形roughage上一个单词:roughage下一个单词:roughcast