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出。

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

他们使用过氧化铁，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.

科学析显示，赭土和其它氧化铁会成细小粉末。

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、黄或棕颜料。

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，用氧化铁盖住二氧化钨上的细小微。

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。

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。

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

然而科学家们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， 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.

砖电池依赖于红颜料氧化铁，或铁锈，这种颜料赋予了红砖颜。

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，使其与氧化铁发生反应，生成塑料纤维网。

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。

Number four, also an iron oxide spherule.

第四， 也是氧化铁球体。

White sand beaches are also mostly made of quartz, but the sand heads hasn't been tinted by iron oxide for feldspar.

白的沙滩也大多是用石英构成的，但长石并没有被氧化铁染。

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

它成氧化铁 (III)， 这是生锈的主要成。

Mrs Crawley tells me she's recommended nitrate of silver and tincture of steel.

克劳利太太建议用硝酸银和氧化铁酊剂。

The new method involves passing a current through a molten pool of iron oxide, which drives off the originally sought-after oxygen.

新方法的步骤则包括向熔炉里的氧化铁通电，从而释放原本就炙手可热的氧气。