The sample also contained silicon dioxide and silica glass.

样品还含有二氧化硅和二氧化硅玻璃。

These are spheres of silica, silica and oxygen.

这些二氧化硅、二氧化硅和氧气的体。

The pineapple silica differs from silica nanospheres that are synthesized in labs for various applications.

菠萝二氧化硅不同于在验室成的适用于不同用途的二氧化硅纳。

The primary component of the most common form of sand is silicon dioxide.

沙子最基本形式的基础成分二氧化硅。

The form of the silica that makes sand, is exactly the same as the form that comprises quartz.

沙子形态的二氧化硅和组成石英的二氧化硅一样的。

They're probably formed out of a silica rich solution.

它们可能由富含二氧化硅的溶液形成的。

Like quartz, opal is made of silica.

同石英一样，欧泊由二氧化硅组成。

More recently, silica (silicon dioxide, which comes from sand) has come to the forefront.

近年来，硅土（从沙土中提取的二氧化硅）已经脱颖而出。

Even a single polymorph of silica can take on a huge variety of forms.

即便二氧化硅的一种多晶体都可以有大量的组成型态。

Glass is an enormously important example of a three dimensional silica based amorphous solid.

玻璃一个及重要的，三维结构二氧化硅的非晶体模型。

Borosilicate and silica are the most abundant minerals surrounding the water.

硼硅酸盐和二氧化硅水周围最丰富的矿物质。

This is a silica that the pineapple plant processes on its own, and it is of very high purity.

“这菠萝自己加工而成的二氧化硅，纯度非常高。”

The obvious question then is: Was there silica available in the early earth environment?

在早期地环境中否存在二氧化硅?

At the temperatures and pressures humans find comfortable, silica makes the alpha, or so-called “low”, form of quartz.

在人类适宜的温压条件下，二氧化硅形成α-石英，或者我们所说的低温石英。

Silica and borosilicate, they are the most abundant minerals surrounding the water.”

水周围最丰富的物质就二氧化硅和硼硅酸盐。”

We could help the young Arctic ice to reflect more sunlight by covering it with small, shiny silica microspheres.

我们可以用微小而闪亮的二氧化硅微覆盖在新生的冰上，以反射更多太阳光。

The mechanism of exactly how the silica helps catalyze the reaction is not clear yet--but it is very clearly does.

二氧化硅帮助催化反应的确切机理尚不清楚，但很明显确如此。

The chemical name of this substance is silica made up of silicon and oxygen in a 1: 2 ratio.

这种物质的化学名称二氧化硅，由硅和氧以1: 2比例化而成。

Bits of silica settled into the gel and then grew into the spheres that make up opal.

少量二氧化硅沉淀在凝胶中，之后成长为构成欧泊的状体。

The silica nanocage is a bit more than ten times smaller than that.

二氧化硅纳笼比它小十倍多一点。