In the middle of the Pacific, tiny infusoria build continents, but here they're built by volcanic phenomena.

我回到玻璃近边。诺第留斯号停住不走了。热气愈来愈令人不能忍受。

And geology tells us that some of the lowest forms, as the infusoria and rhizopods, have remained for an enormous period in nearly their present state.

地质学告诉我们， 一些最低等的物种， 如滴虫和根足类动物， 在很长一段时间内几乎都保持着目前的状态。