蛋白胨 dànbáidòng peptone Origin Definitions Defs Strokes Stroke Words Sentences Sents 蛋白 dànbái noun protein (bound form) protein; albumen; an organic compound made of amino acids found in living cells胨 腖 dòng peptone (bound form) peptone, an organic compound formed by the partial hydrolysis of proteins, often used for culturing microorganisms; also called 蛋白胨 dànbáidòng