动物繁衍
双语例句原声例句
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生物学家们长期认为，两类鳍脚亚目动物，即海狮和海象，都是从一种陆地上的类似于熊的动物繁衍而来的。
Biologists have long maintained that two groups of pinnipeds, sea lions and walruses, are descended from response to similar environmental pressures.
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哺乳动物繁衍后代时不是卵生，而是胎生。
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相关博客：恐龙灭绝为巨型哺乳动物繁衍铺平道路。
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And what it does is--one way to reproduce is to occupy other animals and manipulate their bodies so as to expel it.
它繁衍的方式是,占据其他动物并操纵他们的身体,以驱逐他们。
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Along these lines, the evolutionary biologist Richard Dawkins took the general step of suggesting that animals are the vehicles through which genes exploit to reproduce.
按此种方法，进化论生物学家理查德·道金斯,采取常规方式建议到动物是工具,可被用于繁衍基因。
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And so, that simple fact is why we would expect animals to care for their children, because children are the means through which genes replicate.
所以，简单的事实是,我们为什么期待动物关心后代，因为后代是基因繁衍的方式。
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