Life on earth can be a dangerous one.

自然界中存在许多致命的生物。

So all life on earth relies on diffusion.

生活热爱自由事物。因此，地球上所有生命都依赖于扩散。

Pandora brimmed with excitement at life on earth.

潘多拉对地球上的生活充满了兴奋。

I mean, life on earth doesn't stop evolving.

我的意思是，地球上的生命不会停止进化。

The story of life on earth isn't just a story about biology.

地球生命的故事不仅仅是生物学的故事。

The mission could give us a clue to how life on earth began.

这项任务可以为我们了解地球上的生命是如何起源的提供线索。

It also makes it possible for there to be life on earth.

这也使得地球上生命的存在成为可能。

Some of the same minerals have been linked to the beginnings of life on earth.

其中一些相同矿物质与地球生命起源有关。

Tens of thousands of people creating a year by year record of life on earth.

成千上万的人创造了地球上年复一年的生命记录。

Most of the remaining life on earth is now found only near geothermal springs and under water.

地球上剩余的大部分生命现在只活在地热温泉附近和水下。

Most of what you just heard comes from the biggest review of life on earth ever conducted.

你们刚刚听到的消息绝大部分来自曾经生活在地球上的重大生命的回顾。

One of the biggest threats to life on earth comes in the form of asteroids from space.

地球上所有生命最大的威胁之一，来自于来自太空的小行星。

But hidden beneath the waves are some extraordinary processes without which life on earth simply could not exist.

但隐藏在海浪之下的，是那些非凡的过程，没有这些过程，生命就不可能在地球上存在。

While volcanoes are some of the most destructive forces of nature, they have also helped make life on earth possible.

虽然火山是自然界最具破坏力的力量之一，但它们也使地球有生命存在的可能。

The temperature on the surface of our planet will rise over a thousand degrees. All life on earth will perish.

到时地球表面的温度会超过1000度，地球上所有的生命都会灭亡。

Dinosaur extinction was a dramatic twist in an evolutionary saga that began with the first days of life on earth.

恐龙灭绝是在进化史诗上是一个戏剧性的转折，开始了地球上生命最初的日子。

Wiping out half of all life on earth.

消灭地球上一半的生命。

So you see, most life on earth that we see around us today are about the same age as our species.

所以你看，今天我们在地球上 看到的周围的大多数生物和我们都有着差不多的年纪。

Annihilation of any life on earth has being brought within the range of technical possibility.

- 地球上任何生命的毁灭已被纳入技术可能性范围内。

There can be no life on earth without the sun.

没有太阳，地球上就不可能有生命。