苛性钠 Traditional 苛性鈉 kē xìng nà 🔊 sodium hydroxide NaOH; caustic soda + Keep this word Meanings kē xìng nà 苛性鈉 sodium hydroxide NaOH; caustic soda Its characters 苛kēsevere性xìngnatureHSK 4钠nàsodium (chemistry)