It's a non-spore forming, aerobic, facultative intracellular, catalase and oxidase positive bacteria that is best visualized with silver stain and grows well on BCYE agar with cysteine and iron into grey-white colonies with a cut-glass appearance.

它是非芽孢、需、兼细胞内寄、化酶和过化氢酶细菌；最佳观察方式是银染色；在BCYE培养基供给半胱氨酸和铁情况下长良，可形成雕花玻璃样灰白色菌落。

I think most people will be familiar with the idea that we are obligate anaerobes, which in English means we cannot survive without oxygen.

我认为大多数人会明白， 我们是强制需，也就是说我们不能在没有气情况下存。

Aerobic organisms, which can use oxygen for energy, started sopping up some of the excess gas in the atmosphere.

需开始吸收大气中多余气体，它们能够利用气获取能量。

Children with TOF may develop acute episodes of hypoxia, known as Tet spells, during activities that demand more oxygen.

法四儿童在活动时，需增多，可出现急缺发作，又称Tet spells。