roughage

名词 n.
中文释义
英 /ˈɹʌfɪd͡ʒ/    美 /ˈɹʌfɪd͡ʒ/

英文释义

名词 n.
  1. Originally (archaic), garbage, rubbish, or waste; later (agriculture) the portions of a crop which are discarded, such as husks, stalks, etc.; also, agricultural waste such as weeds. countable,uncountable
  2. Coarse or rough plant material such as hay and silage used as animal fodder. countable,uncountable
  3. Substances, generally of plant origin, consisting mostly of complex carbohydrates which are undigested when eaten by humans, and which therefore help the passage of food and waste through the alimentary tract; dietary fibre. countable,uncountable
    — I keep telling her not to eat all that roughage for brekky; prunes, bran, and baked beans.

词形变化

roughages plural ruffage alternative

词汇关系

衍生词
nonroughage

词源

From rough (“not smooth; crude, unrefined”) + -age (suffix forming nouns with the sense of appurtenance or collection).
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