Read Edit View history 蛋氨酸 dàn'ānsuān methionine Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 蛋氨酸 · dàn'ānsuān · methionine 2026/03/04 蛋氨酸 dàn'ānsuān methionine methionine (Met), an essential amino acid 蛋氨酸是人体必需的氨基酸之一。 noun created sense Mar 4, 2026, 02:25 AM