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TOEFL IELTS BNC: 2193 COCA: 2523

protein

Word family
Related topics: Nutrition, Biology
pro·tein /ˈprəʊtiːn $ ˈproʊ-/ ●●○ noun [countableC, uncountableU]  
DFNone of several natural substances that exist in food such as meat, eggs, and beans, and which your body needs in order to grow and remain strong and healthy 蛋白质
Examples from the Corpus
Origin protein
(1800-1900) French protéine, from Greek protos first
pro·tein noun
Chinese
Syllable
Corpus

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