They call the earth the blue planet.

他们称地球为蓝色星球。

This is the blue planet earth we living.

这个蓝色的星球就是我们居住的地球。

I am the earth, the only planet with organic life.

我是地球，唯一一个有生命的行星。

And fresh water -- planet earth has a very limited supply.

还有淡水- 地球能提供的量相当有限。

I'm not a high-school senior from the planet earth.

我不是个地球来的高三女生。

Can one small island serve as a model for all of planet earth?

一个小岛能成为整个地球的模型吗？

When he was orbiting in the capsule, he took photographs of planet earth.

当他在太空舱内绕地球飞行的时候，他拍了很多地球的照片。

With the Arctic vanishing, the seasons began to change on planet earth.

随着北极在消失，地球上的季节开始变化。

Thousands of whale bones, found in every corner of planet earth, different species, different sizes.

数千块鲸骨，出土于全球的每个角落，种类不同，尺寸各异。

No amount of shade will protect them from the heat that is about to set in on planet earth.

但在即将进入地球的热浪中，没什么能为它们提供保护。

When hurtling around planet earth at 17,100 mph, standard human notions of day and night start to look pretty silly.

当以每小时 17100 英里的速度环绕地球飞行时，人类对白天和黑夜的标准概念开始变得非常模糊。

During the mid-Cretaceous period, this thing, without a doubt, was the most dangerous and nastiest animal on planet earth.

在白垩纪中期，这家伙毫无疑问，是地球上最危险可怕的动物。

Curious to know what would cause planet earth to explode?

想知道什么会导致地球爆炸？

Who don't like this band on the planet earth?

谁不喜欢地球上的这支乐队？

The most high, I keep a close eye on our planet earth.

最高的，我密切关注着我们的地球。

The next word is ''world''. World just refers to the entire planet earth.

下一个词是“世界” 。 世界只是指整个地球。

And it’s not just on planet earth that the number 13 is considered unlucky.

不仅仅是在地球上， 数字 13 被认为是不吉利的。

'Cause I have social anxiety and I'm not really always like, on planet earth.

因为我有社交焦虑症，在地球上我并不总是这样。

The other was a development that altered the course of life's history on planet earth: The amniote egg.

另一个是改变地球生命历史进程的发展：羊膜卵。

The next month the famous Russian dog  Laika was blasted into orbit, becoming the first creature from planet earth in space.

下个月，著名的俄罗斯狗莱卡被送入轨道，成为第一个进入太空的地球生物。