But each of those lineages evolved independently of each other.

但每个世系都是独立。

And that creates an interesting problem in understanding planetary evolution.

引个关于行星有趣问题。

How did Earth form and evolve?

地球是如何形成和？

The ever-evolving illicit drug trade is shifting to a new paradigm.

不断非法毒品贸易正转变为种新范式。

It was the largest and most realistic simulation of the growth of cosmic structure.

它是最大型且最接近现实关于宇宙模拟。

MAVEN, the Mars atmosphere and volatile evolution spacecraft.

MAVEN, 探火星大气与挥发物宇宙飞船。

The images offer new information on star formation, galaxy structure and evolution.

这些图像提供关于恒星形成、星系结构和新信息。

One reason for the improvement in sentiment is the Fed's evolving monetary-policy stance.

投资者信心改善原因之就是美联储逐步货币政策立场。

And again, that is an evolved way in which the larynx has developed to allow us to do it.

这同样也是结果，喉头发展成让我们能够这么做。

Cats in particular have been beneficiaries of this evolution.

猫咪尤其成为这种发展受益者。

Although Marsh named more species than Cope, both men greatly expanded our understanding of evolution.

虽然马许命名物种比柯普多，两个人都大大拓展我们对于解。

This has profound implications for cosmology and has shaped our understanding of the universe's composition and its evolution.

这对宇宙学具有深远影响，并塑造我们对宇宙构成及其理解。

Equids originally evolved in North America.

马科动物最初是在北美来。

I'm frightened of what it could be.

我害怕事情结果。

Hawaii's 20 surviving species of honey creeper also evolved from just a few individuals.

夏威夷有20种幸存吸蜜鸟，也是从少数个体而来。

Judging is an evolutionary trait, something we needed for our survival.

评断是种上特性， 有时我们需要它才能够生存。

And our brain has come to us through the enormity of the deep sweep of time.

而我们现在所而成大脑历经时间巨轮。

Physical anthropologists study the evolution of the human species.

生物人类学家研究人类物种。

What it doesn't show is the next stage. How stars hatch from EGGs.

但是没有展示初始阶段下阶段——恒星是如何从EGGs来。

Trilobites have no direct descendants, but their evolutionary cousins are alive and well.

三叶虫没有直系后代，但它们在上表亲现在仍然活得很好。