silica
n. 二氧化硅；[材]硅土
n. （Silica）人名；（罗）西莉卡
例句
The fumed silica can also be used.
也可以使用气相二氧化硅。
Sodium silicate was used as the silica source.
硅酸钠用作硅源。
It is a compound of aluminum, silica, and fluorine.
它是铝、硅和氟的化合物。
