文章列表
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1.万物简史 第413期:生命的起源(7)
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De Duve thought it likely that such conditions would be encountered perhaps a million times in every galaxy. 德迪夫认为,很有可能,这样的条件在每个星...
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2.万物简史 第412期:生命的起源(6)
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Well, that's essentially what Hoyle and others (including many ardent creationists) argue when they suggest that proteins spontaneously formed all at ...
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3.万物简史 第411期:生命的起源(5)
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Without the cell, they are nothing more than interesting chemicals. 没有细胞,它们只是有意思的化学物质。 But without the chemicals, the cell has no pu...
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4.万物简史 第410期:生命的起源(4)
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Yet we are talking about several hundred thousand types of protein, perhaps a million, 然而,我们在讨论的蛋白质有几十万种,也许是100万种, each unique...
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5.万物简史 第409期:生命的起源(3)
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There are actually twenty-two naturally occurring amino acids known on Earth, 实际上,地救上有22种天然存在的氨基酸, and more may await discovery, but...
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6.万物简史 第408期:生命的起源(2)
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Proteins are what you get when you string amino acids together, and we need a lot of them. 你把氨基酸串在一起,就得到了蛋白质。我们需要大量的蛋白质。 ...
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7.万物简史 第407期:生命的起源(1)
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19 The Rise Of Life 第十九章 生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a litt...
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8.万物简史 第406期:浩瀚的海洋(25)
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Biologists, according to the New York Times, 据《纽约时报》说:生物学家们估计, estimate that 90 percent of lobsters are caught within a year after th...
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9.万物简史 第405期:浩瀚的海洋(24)
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Nothing, however, compares with the fate of cod. 然而,命运最惨的要算是鳕鱼。 In the late fifteenth century, the explorer John Cabot found cod in incr...
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10.万物简史 第404期:浩瀚的海洋(23)
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As of 1995, some 37,000 industrial-sized fishing ships, plus about a million smaller boats, 到1995年,世界上大约有37000越工业规模的渔船,加上大约100万...