silica

While her team is confident that coal burning is causing the high rates of cancer, they are not certain it is due to silica.

她的团队相信，煤的燃烧导致了肺癌的高发病率，但是他们不能确定这是二氧化硅引起的。

The basic ingredients in glass, including silica sand and soda ash, are found almost everywhere.

玻璃的基本原料，包括硅砂和纯碱，几乎可以在任何地方找到。

The silica in cucumber is an essential component of healthy connective tissue, which includes muscles, tendons, ligaments, cartilage, and bone.

黄瓜中的硅是健康的结缔组织的重要组成部分，结缔组织包括肌肉、肌腱、韧带、软骨和骨。