| 单词 | keratin |
| 释义 | keratin (once / 236387 pages) n WORD FAMILY keratin: keratinise, keratinize+/keratinise: keratinisation/keratinize: keratinization USAGE EXAMPLESThese may have influenced a diverse range of traits, including keratin production, disease risk and the propensity to sneeze after eating dark chocolate. New York Times(Nov 08, 2016) Bird beaks have inner layers of bone covered by an outer layer of keratin, the same stuff as fingernails. US News(Oct 25, 2016) Pangolin scales are made of keratin, a protein also found in human fingernails. Los Angeles Times(Sep 28, 2016) n a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves Syn|Hyper ceratin albuminoid, scleroprotein a simple protein found in horny and cartilaginous tissues and in the lens of the eye |
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