Read Edit View history 松果体素 sōngguǒtǐsù melatonin Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 松果体素/松果體素 · sōngguǒtǐsù · melatonin 2026/03/04 松果体素 / 松果體素 sōngguǒtǐsù melatonin (biochemistry) melatonin 松果体素有助于提高睡眠质量。 created sense Mar 4, 2026, 02:25 AM