Read Edit View history 酪素 làosù casein Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 酪素 · làosù · casein 2026/03/04 酪素 làosù casein casein (milk protein) 酪素是牛奶中的主要蛋白质。 noun created sense Mar 4, 2026, 02:25 AM