Read Edit View history 黑色素 hēisèsù melanin Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 黑色素 · hēisèsù · melanin 2026/03/04 黑色素 hēisèsù melanin a dark biological pigment occurring in the skin, hair, and eyes of humans and animals 阳光照射会促使皮肤产生更多的黑色素。 noun created sense Mar 4, 2026, 02:25 AM