But some might be the ancestors of the Cambrian megafauna.

但是他们中的一些可能是大型动物的祖先。

The fall of the Ediacaran fauna was followed by the creative outburst of the Cambrian period.

埃迪亚卡拉动物群的没落之后是的创造性爆发。

In the context of the Cambrian, explosion would soon have more to do with modern tempers than ancient physiological facts.

联系到的氛围，“爆发”很快跟现代人的脾气，而不是跟古代生理上的事实更有关系。

Back in the Cambrian, new phyla and new classes arose. Nowadays we only get new species!

而在，新的门和新的纲不断产生。如今我们只有新的种！”

A billion years after that, 3.5 billion years after life started, is the extraordinary Cambrian explosion.

10亿年后， 也是生命开始后35亿年，是非凡的大爆发。

Early Cambrian eocrinoids stuck lightly to sediment or just rested on it while suspension-feeding.

早期的早期海百合轻盈地附着在沉积物上，或者只是躺在上面进行悬垂摄食。

The schoolboy turned it in to a paleontologist at the University of Leicester, who identified it at once as Precambrian.

那位小学生把化石交斯特大学的一位古生物学家。他马上认出那是之前的东西。

But then getting to this Cambrian explosion that happened some between five and 600 million years ago, that's rare.

但随后发展到大约在五到六亿年前发生的大爆发，那才是罕见的。

This then enabled the rise of carnivores, which in turn spurred a productive arms race, resulting in what's known as the Cambrian explosion.

这促成食肉动物的出现，它们激起一场繁殖力的竞赛，最后演变为我们所知的大爆发。

But by 508 million years ago, during the height of the Cambrian, the Animal kingdom was running riot.

但到5.08亿年前的鼎盛时期，动物界已经疯狂蔓延。

And yet the first echinoderms had no arms - not just Ctenoimbricata, but other species from the Cambrian Period, too.

然而， 第一批棘皮动物没有手臂——不仅是棘皮动物，的其他物种也是如此。

Of course, those Cambrian animals did go extinct eventually.

当然，那些的动物最终还是灭绝。

Seaweeds, jellyfish-like creatures, sponges and the odd worm do start to put in an appearance a few million years before the Cambrian begins.

海藻、类似水母的生物、海绵生物和奇怪的虫子确实在开始的前几百万年已经出现。

It's as if, at one instant in this time we call the Cambrian Era, complex multi-cellular life suddenly emerged almost intact on the planet.

在的一段很短的时间里，各种复杂的多细胞生物突然横空出世。

The pattern that we saw in the Cambrian, of a long period nothing happeningand then a burst, is here right now.

我们在看到的模式，即很长一段时间没有发生， 然后突然爆发，现在在这里。

On the further verge of the Cambrian rose the crystalline rocks from which every trace of organic existence had been erased.

在更远的边缘， 出现水晶般的岩石， 所有有机存在的痕迹都被抹去。

The first trilobites were among the so-called Cambrian evolutionary explosion fossil faunas, at which time the land was as yet unoccupied.

首批三叶虫属于所谓的生命大爆发化石群，当时陆地尚未被生物占据。

But then, a chance discovery changed everything, effectively erasing what experts thought was the Cambrian Extinction.

但随后， 一个偶然的发现改变这一切，有效地抹去专家们认为的大灭绝。

He told the Associated Press it is believed that " … modern animal groups like jellyfish appeared 540 million years ago in the Cambrian explosion."

他告诉美联社，据信“… … 诸如水母之类的现代动物群体出现在5。4亿年前的大爆发期间。”

Something similar happened with all those Cambrian creatures that paleontologists thought were long gone.

类似的情况也发生在那些被认为早已消失的生物身上。