然而，如果钻石要存活，它们必须迅速地飞向地球表面。
If diamonds are to survive, though, they must shoot toward Earth's surface quickly.
物理学家恩里克·费米曾提出一个著名的问题：既然宇宙中有着海量的恒星系，其中有条件演化出生命的也为数不少，然而为什么到目前止还没有任何一个地外文明向地球人展示它们的存在？
The physicist Enrico Fermi famously asked why no extra-terrestrials have shown up on Earth when there are likely to be so many solar systems where life could have evolved.
但现在晶体在两个天文单位外被探测到，它沿一条陡峭的绝非自然形成的轨道精确地飞向地球。
But now, the crystalloid has been detected two astronomical unit distances away from earth, and it is flying to the earth accurately with its precipitous unnatural orbit.
随着人类活动不断向地球空间拓展，人们变得比以前任何时候都更关心近地空间环境的状况。
When mankind extend their activity into the space, people pay more attention to the space environment than any other time before.
太阳向地球发出的能量中，一部分被大气反射回太空，一部分使空气加热，但大部分用来加热陆地和海洋。
The Sun pours energy on to the Earth. Some of it bounces off the atmosphere back into Space. Some heats up the air, but most heats up the ground and the oceans.
太阳风不断地流向地球，但是不必担心，因为有一个保护性的磁场包围着我们的地球。
The solar wind constantly streams toward the Earth, but don't worry because a protective magnetic field surrounds our planet.
漩涡才是准确的校准，其顶点倾斜地指向地球和猎户座。
The vortex is the true alignment. The vertices are oriented to the Earth and to Orion, so as such so they are tilted.
漩涡才是准确的校准，其顶点倾斜地指向地球和猎户座。
The vortex is the true alignment. The vertices are oriented to the Earth and to Orion, so as such so they are tilted.
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