Read Edit View history 松果腺 sōngguǒxiàn pineal gland Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 松果腺 · sōngguǒxiàn · pineal gland 2026/03/04 松果腺 sōngguǒxiàn pineal gland pineal body 松果腺负责分泌褪黑激素以调节睡眠。 noun created sense Mar 4, 2026, 02:25 AM