Now the basic idea of relativity was a symmetry between space and time.

此时相对论的基本思想是空间和时间的对称。

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The idea of this article is subtler, and usually easier to grasp if you first watch a knowledgeable presenter illustrate points as he moves in physical space and time.

本文的思路比较微妙，如果您首先观察一位知识渊博的人用图形表示他在物理空间和时间内移动的轨迹，通常会更容易理解本文内容。

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More particularly it depends on the idea that there is a sharp distinction between space and time and that idea is radically and extraordinarily false given what we know of the nature of space time.

它建立在,时空分离的基础上,这是非常错误的,因为我们知道宇宙时间的本质。

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As Iain Thomson puts it, it really might be time to take this space idea seriously and get on with getting up and out of this gravity well.

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Together, they developed Dr Ashtekar's idea to show that it implies that space and time are not smooth, as general relativity requires, but come in tiny, distinct chunks.

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The idea is that it's a constant through all space and through all time.

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