硝酸钠 xiāosuānnà sodium nitrate Definitions Defs Origin Strokes Stroke Words Sentences Sents 硝酸 xiāosuān noun nitric acid A colorless or pale yellow corrosive strong acid with a sharp smell; widely used in manufacturing fertilizers, explosives, and chemicals.钠 鈉 nà noun sodium sodium; natrium (chemical element Na)
