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natural selection

美英

n.自然选择；物竞天择
网络自然淘汰；自然选择学说；天择说

natural selection

natural selection

权威英汉双解英-汉英-英网络释义

natural selection

n.

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Darwin himself, in his autobiography , tells the story of coming up with the idea for natural selection as a classic "eureka ! " moment.

在他的自传里，达尔文讲述了自然选择的产生，作为一个典型的 “发现！”

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Just how much a process like this can be shaped by natural selection is unclear.

仅自然选择到底能产生多少种类似进程，就仍未查明。

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But that, too, has its difficulties . Just how much a process like this can be shaped by natural selection is unclear .

但这一说也有其困难，它在多大程度上收到自然选择的影响，目前尚不清楚。

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What he did not realize was just how seriously Germany was taking the idea of "natural selection " .

他意识不到的是德国对 “自然选择 ”这个想法有多认真。

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Why not copy these proven models, the engineers wondered, rather than trying to outguess 4 billion years of natural selection?

工程师想知道为什么不复制这些行之有效的生物原型，而偏偏费力地去猜测 40亿年的自然选择。

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Building on this idea , some of his colleagues argued that language is an adaptation shaped by natural selection, just like eyes and wings .

从这个观点出发，他的同僚们也主张语言是由于自然选择而形成的适应结果，就像眼睛和翅膀一样。

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In this case, unlike that of natural selection , Darwin 's thinking did not set the world alight.

这一次，达尔文的观点并没有像自然选择学说一样，轰动世界。

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He thought that natural selection had operated on us , just as it had on fruit flies and centipedes .

他认为自然选择对我们产生了作用，正如对待果蝇和蜈蚣那样。

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That is a great deal less than the general theory of the mechanics of evolution that the Darwinists suppose that natural selection provides .

这个观点与进化机制理论 ——通常进化论者假设自然选择提供了这种机制 ——的重要性还不能相比。

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For a time, it was successful , but then evolution struck back , as natural selection favoured the spread of insecticide -resistant genes .

这种方法一时间非常有效，但接着蚊子重磅回击 ——大自然的生存法则让蚊子大军有了抗杀虫剂的良好基因。

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Some people really do seem to think that natural selection is a universal acid , and that nothing can resist its powers of dissolution.

看起来确实有人认为自然选择是一种无所不能的酸液，而且没有任何东西能抵抗其侵蚀的威力。

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The only plausible candidate for that something is natural selection to fit particular niches.

对这种现象的唯一的似是而非的解释是通过自然选择来适应环境。

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So there was no way that natural selection could favor individuals with reversed mutations .

所以自然选择就不会优选这些逆转突变的个体。

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More important , it sits better with biology 's most fundamental principle , that of natural selection .

更重要的是，它符合了生物学自然选择的最基本规则。

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This has led to a belief that natural selection no longer affects humans and, therefore, that we have stopped evolving .

这一结果使许多人相信，自然选择在人类身上已经失效，也就是说，我们已经不再进化。

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Living creature adapting to its environment is one of natural selection 's results .

生物对环境的适应，是自然选择的结果之一。

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