透明质酸 Traditional 透明質酸 tòu míng zhì suān 🔊 hyaluronic acid + Keep this word Meanings tòu míng zhì suān 透明質酸 hyaluronic acidhyaluronan Its characters 透tòuto penetrate; to seep throughHSK 6明míngbright质zhìcharacter酸suānsourHSK 4