硅酸 guīsuān silicic acid Origin Definitions Defs Strokes Stroke Words Sentences Sents 硅酸盐 guīsuānyán silicate Any of a large group of chemical compounds containing silicon and oxygen; the main components of the Earth's crust, including minerals like mica and feldspar.氟硅酸 fúguīsuān fluorosilicic acid fluorosilicic acid; fluorosilicate硅酸氟铝 guīsuānfúlǚ aluminum fluorosilicate