But that signal is too weak. We can't see it against the universe's background radiation.

但是信号太弱了。在宇宙辐射背景下，我们根本看不到它发出的辐射。

They say he recognized the importance of the cosmic radiation background that was left over from a huge explosion billions of years ago.

他们说皮布尔斯认识到了数十亿年前一场大爆炸留下的宇宙辐射背景的重要性。

By the time that the core was sealed away inside over 26 days worth of additional natural background radiation had already been unleashed onto the planet.

当堆芯被密封在里面时，有超过 26 天的额外自然本底辐射已经被释放到地球上。

This light is known as the cosmic microwave background radiation.

这种光被称为宇宙微波背景辐射。

But we set off to measure the Big Bang, and we measured the map of the cosmic microwave background radiation, using millimeter waves and it's the entire sky wrapped around on to an oval so you can see it.

但我们开始衡量宇宙大爆炸，并且测量了宇宙微波背景辐射图，利用毫米波并且它是把整个宇宙包在一个椭圆里让你能看见它。