亚硝酸 Traditional 亞硝酸 yà xiāo suān 🔊 nitrous acid + Review this word Meanings yà xiāo suān 亞硝酸 nitrous acid Its characters 亚yàsecond硝xiāosaltpeter酸suānsourHSK 4 Words with 亚硝酸 亚硝酸盐 yà xiāo suān yán nitrite 亚硝酸钠 yà xiāo suān nà sodium nitrite