单词	silicotungstic acid
释义	silicotungstic acid noun sil·​i·​co·​tungstic acid "+…- : any of several heteropoly acids of silicon and tungsten especially : a pale-yellow crystalline acid H4SiW12O40.x H2O containing 12 atoms of tungsten in the molecule, obtainable by acid hydrolysis of a mixture of sodium tungstate and sodium silicate, and used chiefly as a precipitant for alkaloids called also tungstosilicic acid Word History Etymology silic- + tungstic
随便看	cascables cascade cascade amplification Cascade fir hexastylos hexasyllabic hexasyllable hexatetrahedron Hexateuch hexatomic hexatriacontane hexaxon hexed hexenbesen hexenbesens hexene hexer hexerei hexereis hexers hexes hexest hexine hexing hexings

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