any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes
protein-的用法和样例:
例句
Keratin is the major protein in hair and nails. 角蛋白是毛发和指甲中的主要蛋白质。
Third, increase the solubility of protein of CGM. 第三,玉米黄粉蛋白的增溶。