X物质又将它的电子转移给一种含铁的蛋白质，称为铁氧还蛋白。

Substance X, in turn, donates its electron to an iron-containing protein called ferredoxin.

youdao

而血液中含铁量过低容易引起严重的疲劳感，为了摄取适量的铁，试一下野牛。

And low iron levels in blood can cause severe fatigue. To get a good dose of iron, try bison.

youdao

含铁丰富的食物最好搭配含维生素C的食物一起食用，比如橘子汁或橘子类水果，因为维生素C能促进身体对铁的吸收。

It’s important to pair your iron-rich meals with foods that contain vitamin C, like orange juice or citrus fruits, because vitamin C helps increase iron absorption, " Skolnik says.

youdao