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单词 roughage
释义 rough·age
\-fij, -fēj\ noun
(-s)
Etymology: rough (I) + -age
1. : coarse bulky food for domestic animals that is relatively high in fiber and low in digestible nutrients (as bran, hay, silage) : coarse fodder — opposed to concentrate; compare fodder 2
2.
 a. : food for humans with a considerable proportion of indigestible material that by its bulk stimulates the intestines to peristalsis
 b. : the indigestible material taken in by humans as bulk; especially : cellulose
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更新时间:2024/11/11 16:19:57