Until recently most astronomers believed that the space between the galaxies in our universe was a near-perfect vacuum.

直到最近，大多数天文学家都认为我们宇宙中星系之间的空间是近乎完美的真空。

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I guess that would be fair to say I spend most of my time studying the big bang theory and where our universe came from.

我想，公平地说，我花了大部分时间研究大爆炸理论和我们的宇宙从何而来。

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I guess that would be fair to say I spent most of my time studying the Big Bang theory and where our universe came from.

准确说，我大部分时间都在研究宇宙大爆炸理论和宇宙的起源。

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Hubble's discovery meant a major change in our idea of the universe.

VOA: special.2009.04.29

We're able to think about the farthest reaches of the universe and ask what our place is in the universe.

我们可以思考宇宙最远的可到达处,并问我们在宇宙中的位置是什么。

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And where we where at the start of the 20th Century in the late 1890's is that we were at a place where there was great confidence in our understanding of the universe, and our understanding of how all matter worked.

0世纪开始讲起,在19世纪的九十年代,人们对于自己,对自然的理解,对自然所有物质,如何工作的理解十分自信。

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"These researchers have opened our eyes to the true nature of our Universe, " he added.

BBC: Nobel physics prize honours accelerating Universe find

Planck data also suggest that our universe has more dark matter than previously thought.

CNN: Better 'baby picture' of universe emerges

The particle is a component of something called the Higgs field, which permeates our universe.

CNN: Scientists more certain that particle is Higgs boson