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.

它非芽孢、需氧、兼性细胞内寄生、氧化酶和过氧化氢酶阳性的细菌；最佳式银染色；在BCYE培养基供给半胱氨酸和铁的情况下生长良，可形成雕花玻璃样的灰白色菌落。

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

认为大多数人会明白， 强制性需氧生物，也就说不能在没有氧气的情况下生存。

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

需氧生物开始吸收大气中多余的气体，它能够利用氧气获取能量。

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

法四的儿童在活动时，需氧增多，可出现急性缺氧发作，又称Tet spells。