translation.en: So now they know that, in fact, animals can live without oxygen, at least some of them, and that they can adapt to even the harshest of conditions.
translation.zh: 所以现在他们知道了，事实上， 动物可以不依靠氧气生存，至少某一些动物可以， 而且它们甚至能够适应最恶劣的生存条件。