They play a large part in making the planet red by distributing rusted iron particles across the surface and into the air.

沙尘暴将氧化后的铁颗粒 从地表吹向空气中，从而导致整个星球看上去是红色的。

A ferrofluid is a mix of oil and iron particles.

铁磁流体是油和铁颗粒的混合物。

And the iron particles mix better with oil than with water, or with anything else the oil might get on, like bird feathers or plants.

而铁颗粒与油水相比混合, 或者同其它石油可能的附着物，比如鸟的羽毛或植物等效果更好。

So basically, they thought that iron was made up of iron particles and clay was made up of clay particles and cheese was made up of cheese particles.

所以基本上， 他们认为铁是由铁颗粒组成的，粘土是由粘土颗粒组成的， 奶酪是由奶酪颗粒组成的。