Out in the deep, dark wilderness of the microbial world, isolated microbes face serious risks.

微生物世界黑暗而原始，单独行动非常危险。

About 400 years ago, the inventors of the microscope were astonished to discover the microbial world.

大概 400 年前，显微镜的发明者惊讶地发现了微生物世界。

And they can do it because they're multicellular, which is a rarity in the microbial world.

它们之所以能够做到这一点，是因为它们是多细胞的，这在微生物世界中很少见。

The microbial world is a place of wonder.

微生物世界是一个充满奇迹的地方。

And will new kinds of awareness of the microbial world change the way that we eat?

对微生物世界的新认识会改变我们的饮食方式吗？

Rosenbaum: And so with these environmental sequencing campaigns, we found out that actually, the microbial world is much, much bigger than we thought it is.

Rosenbaum：因此， 通过这些环境测序活动， 我们发现实际上，微生物世界比我们想象的要大得多。

Another game-changing evolutionary innovation  was brewing in the microbial world that, at first glance, appeared totally unrelated… Tiny, single-celled photosynthesizing  organisms called cyanobacteria started spreading like a floating  forest in the open oceans.

另一项改变游戏规则的进化创新正在微生物世界中酝酿，乍一看， 它们似乎完全无关… … 称为蓝细菌的微小单细胞光合作用生物开始像公海中的漂浮森林一样蔓延。