It is one thing to say the universe had a beginning (as the equations of general relativity imply) and quite another to describe that beginning. The Belgian priest and cosmologist Georges Lemaître was probably the first to propose a specific model for the Big Bang itself (Figure 1). He e...
The universe explainedReviews the book `Einstein's Greatest Blunder? The Cosmological Constant and Other Fudge Factors in the Physics of the Universe,' by Donald Goldsmith.Peters., Stephen HAstronomy
该句为被动句,被动语态由“be+及物动词的过去分词”构成。故用be explained。被动语态的疑问句是将第一个助动词移到主语之前、句末用问号;否定式是在第一个助动词后加not或never等其他否定词、句末用句号。故选B。反馈 收藏
More things happened—with universe-spanning consequences—in that first heartbeat than during any other time period since. While all stories need a beginning, the start of the Big Bang is a complicated one, and that’s because when we talk about the beginning of the universe, we’re ...
根据文章第一段中“In the beginning, there was nothing. The vastness of an unborn galaxy was marked by the absence of sound, light and substance. Empty music stood on an empty stage. Then the universe began to form when colors and shapes began to dance across what we would soon come to...
One argument for such a beginning was the feeling that it was necessary to have "First Cause " to explain the existence of the universe. 对这样一个起源,有一种观点是感到必须有“第一原因”来解释宇宙的存在。 (Within the universe, you always explained one event as being caused by some earlier...
1012.As a result of this evidence, John Snow was able to announce that the pump water carried cholera germs. 有了这个证据,约翰·斯诺就能宣布水泵里的水携带霍乱病菌。 1013.Accordingly, he had the handle of the pump ...
根据第一段的“In the beginning,there was nothing. The vastness of an unborn galaxy was marked by the absence of sound, light and substance. Empty music stood on an empty stage.(起初,一片虚无。 未诞生的银河的广袤被寂静、黑 暗和虚无所标记。 空荡的舞台上矗立着无形的音乐)”以及 "Then the...
Language is one of the things the sets us apart as beings, one of the things that essentially define us as humans. When language is used well it can elicit very deep feeling in others, motivate others to action and define the nature of our rela...
He had casually conferred on me the freedom of the neighbourhood. And so with the sunshine and the great bursts of leaves growing on the trees, just as things grow in fast movies, I had that familiar conviction that life was beginning over again with the summer. There was so much to...