Read Edit View history 氟硅酸 fúguīsuān fluorosilicic acid Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 氟硅酸 · fúguīsuān · fluorosilicic acid 2026/03/04 氟硅酸 fúguīsuān fluorosilicic acid an inorganic chemical compound with the formula H2SiF6, commonly used for water fluoridation and metal surface treatment 氟硅酸通常被用于饮用水的氟化处理。 noun created sense Mar 4, 2026, 02:25 AM