And that gas reduces the iron oxide to iron.

这种气体让氧化铁转化为铁。

The oxygen out of the iron oxide comes off as oxygen gas.

氧化铁中的氧会以氧气的形式逸出。

They have worked with oxides of iron, aluminium, zirconium, titanium and copper.

他过氧化铁，氧化铝，氧化锆，氧化钛及氧化铜。

Scientific analysis reveals that the colors were derived from ocher and other iron oxides ground into a fine powder.

科学分析显示，赭土和其它氧化铁会形成细小粉末。

Rust is the result of iron reacting with oxygen in air or water to form iron oxide.

生锈是铁与空气或水中的氧气反应形成氧化铁的结果。

Ochre refers to any rock rich in iron oxide that yields red, yellow, or brown pigments.

赭石是指任何富含氧化铁的岩石，能产生红、黄或棕。

Instead of oxidizing the iron, the oxygen interacts with the chromium to create chromium oxide on the surface.

氧气并不是氧化铁，而是与铬反应，在表面形成铬氧化物。

So, when exposed to oxygen either in air or water the iron rusts and becomes iron oxide.

所以当暴露在氧气里时，无论是在空气中还是水中，铁会生锈并且变成氧化铁。

The scientists covered tiny particles of tungsten oxide with iron oxide to mimic the way moth eyes gather light.

科学家仿造飞蛾眼睛的结构，氧化铁盖住二氧化钨上的细小微粒。

It's titanium dioxide, iron oxide red, iron oxide yellow, and iron oxide black.

它是二氧化钛、氧化铁红、氧化铁黄和氧化铁黑。

Rust, or iron oxide, is a red coloured chemical that occurs when metals react with water and air.

铁锈，或氧化铁，是当金属与水和空气反应时产生的一种红化学物质。

But scientists working on a way to harvest oxygen from the iron oxide in lunar soil

然而科学家正致力于研究一种从月球土壤中的氧化铁里获得氧气的方法。

Number five, iron oxide spherule. Number six, iron oxide spherule.

第五， 氧化铁球体。第六， 氧化铁球体。

The brick battery relies on the reddish pigment known as iron oxide, or rust, that gives red bricks their color.

砖电池依赖于红氧化铁，或铁锈，这种赋予了红砖。

The scientists pumped the bricks with several gases that react with iron oxide to produce a network of plastic fibers.

科学家向砖块中注入几种气体，其与氧化铁发生反应，生成塑纤维网。

So, number two is an iron oxide spherule.

所以， 第二个是氧化铁球体。

Which, again, are magnetite. Over here are iron oxide.

又是磁铁矿。这里是氧化铁。

The soil is all iron oxide and manganese.

土壤全是氧化铁和锰。

Number four, also an iron oxide spherule.

第四， 也是氧化铁球体。

It forms Iron(III) Oxide, the main ingredient in rust.

它形成氧化铁 (III)， 这是生锈的主要成分。