natural selection

natural selection什么意思,natural selection翻译

基本解释

na.: 天择
网络: 物竞天择；力矩

权威解释

• 自然选择；物竞天择:

  the process by which plants, animals, etc. that can adapt to their environment survive and reproduce, while the others disappear

英汉解释

• 自然淘汰,自然选择,天择

例句

• The finding that the gene has so many effects raises the question of which one was the dominant trigger for natural selection.

  该基因有这么多方面的影响。这一发现引发了一个疑问，主要是哪方面的影响引发了自然选择？

• For natural selection to favor one feature over another, "It doesn"t have to be an ideal solution, " she said.

  大自然的进化意味着总要在两种特性之间做出选择，所以“未必这是最理想的解决方式，也没有必要，”她说。

• If we were truly a result of evolution by process of natural selection, this value on human life seems as though it has no source.

  如果我们真的是通过自然选择的过程进化出来的结果，那么人类生命的价值看起来是不能追溯到源头的。

• 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！”

• Although it does shield people from other forces, culture itself seems to be a powerful force of natural selection.

  尽管确实为人类阻挡了其他力量，文化本身貌似是一个强大的自然选择力量。

• 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。

• 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。

• 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。

• 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。

• Such an accelerated rate of evolution might be due to factors other than natural selection, in particular GC-biased gene conversion.

  这种加速进化可能是由于自然因素以外的其他选择，特别是气相色谱偏向基因转换。