roughage

常见例句

As the advertisement says, food products with roughage are not only full of nutrition, but also contain fiber which helps you digest food and makes you feel full.
正如广告所言，粗粮食品不仅仅富含营养，而且含有帮助消化和促进吸收的纤维素。
Some cats munch on grass or other plants, but most biologists agree that such roughage serves only as a digestive aid and provides limited if any nutritional value.
虽然一些猫咀嚼草或其它植物，但是生物学家认为这些粗纤维仅是用来助消化并且提供很有限的营养。
They observed that the clumps of roughage left behind by elephants ferrying tourists up to the fort bore a striking similarity to the raw fibre used in paper-making.
旅客可以乘坐大象前往这个港口，而二人注意到大象身后的大团粪便和造纸所用的纤维原料惊人地相似。

The adults pay us no heed and are mostly interested in finding the next piece of roughage.
FORBES: On The Cover/Top Stories
Kellogg—who promoted eating roughage as a way of curbing sexual desire—through cannibalism.
ECONOMIST: Books-in-brief