单词 | winnow |
释义 | Word Frequency winnow(ˈwɪnəʊ) verb 1. to separate (grain) from (chaff) by means of a wind or current of air 2. (transitive) to examine in order to select the desirable elements 3. (transitive) archaic to beat (the air) with wings 4. (transitive) rare to blow upon; fan noun 5. a. a device for winnowing b. the act or process of winnowing Derived forms winnower (ˈwinnower) noun Word origin Old English windwian; related to Old High German wintōn, Gothic diswinthjan, Latin ventilāre. See wind1 |
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