silica

Si-li-ca (khoáng chất)

a hard, white or colourless mineral that is found in sand and rocks and is used to make glass and other materials

• silica content

Collocations silica sand · silica gel

• The silica content in the soil is very high.

  Nồng độ silic trong đất rất cao.

Si-li-ca (hợp chất hóa học)

a chemical compound that contains silicon and oxygen, often found in sand and rocks

• silica dioxide

Collocations silica gel · silica sand

• Silica dioxide is used in the production of glass.

  Si-li-ca dioxi được sử dụng trong sản xuất kính.