translation.en: and they can tell us more about not only life in our solar system but also maybe beyond, and this is why I am tracking them down in the most impossible places on Earth, in extreme environments where conditions are really pushing them to the brink of survival.
translation.zh: 微生物能告诉我们的还有很多， 不仅是关于我们太阳系以内的生物， 可能还包括以外的， 这就是为什么我正在地球上 最恶劣的环境中寻找它们的踪迹， 那些极端的环境会 把微生物推向生存危机的边缘。