Read Edit View history 松果体 sōngguǒtǐ pineal body Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 松果体/ 松果體 sōngguǒtǐ pineal body noun 松果体负责分泌褪黑素以调节睡眠周期。 Edit Delete References Add reference No references for this word.