有时一种生物为了生存而杀死另一种生物，所以它们形成了食物链。
Sometimes one living thing kills another to live, so they form a food chain.
这种植物是研究人员正在研究的另一种生物燃料。
They're another plant that researchers are investigating as a biofuel.
偶尔，一个富含化石的岩层序列可以让我们持续并全面地观察一种生物。
Occasionally , a sequence of fossil-rich layers of rock permits a comprehensive look at one type of organism over a long period of time.
然而，对于一种生物种群而言是大灾难的事件，却有可能给另一种生物种群创造机会。
What is a catastrophe for one group of living things, however, may create opportunities for another group.
然而，实际上曾经有一种生物跟大脚怪长得很像。
However, there once was a creature that actually resembled what Bigfoot is supposed to look like.
这里有一种生物性的解释。
没有哪一种生物认证可以解决所有的问题。
因为指猴是你在自然界能够发现的最独特的一种生物。
The aye-aye is one of the most unique creatures you'll ever find in nature.
这是一种生物可降解的，无毒、非易燃性的燃油。
It's biodegradable, non-toxic, non-flammable, "she says, adding that it's good for the environment, too."
没有一种生物所受到的赞美和厌恶会超过花园里常见的蜗牛了。
No creature has received morepraise and abuse than the common garden snail.
作为一种生物识别方法，击键力学相对来说不是很精确。
As a biometric, keystroke dynamics are relatively imprecise.
处女座按照自定的规则生活，而天秤则完全是另一种生物。
Virgo lives according to her/his rules while Libra is absolutely different creature.
时至今日，这两种体型中等的动物始终被认为是同一种生物。
Until now, the two midsize animals were thought to be the same species.
没有一种生物所受到的赞美和厌恶会超过花园里常见的蜗牛了。
No creature has received more praise and abuse than the common garden snail.
她目击了除人类之外不仅会使用工具而且会制造工具的一种生物。
She witnessed a creature, other than a human, in the act not just of using a tool but of making one.
当一种生物被取代，其他物种就会被施加新的压力以保住自己的领地。
When one is displaced, it puts new pressure on all the others to hang onto their territory.
他一直在寻找一种生物。科学家曾记录过这种生物，但是从未拍到过活体。
"One of the things he was looking for was a species that had been recorded but never photographed alive," Priede said.
“显形”是一种生物的外貌表征：如解剖结构，生理机能，行为，健康或病态。
This is an organism's outward expression: its anatomy, physiology and behaviour, whether healthy or pathological.
曾经不过是第一复制因子的运输工具的一种生物，现在变成了第二因子的复印机。
A living creature, once just a vehicle of the first replicator, was now the copying machinery for the next.
蛋白质是一种生物高分子，它是有机体的基本成分，并且参与了细胞中的每一个流程。
Proteins are biological macromolecules that are an essential component of organisms and participate in every process within cells.
如果一种生物有两个不同的名字，或者一个名字指代几个不同的物种，就会导致紊乱。
If an animal has two different names, or if one name refers to several different species, the result is confusion and chaos.
这是我在鳗鱼身上发现的最伟大的美丽之处：能始终向人类隐瞒其生命起源秘密的一种生物的信念。
That's the greatest beauty I find in eels: the idea of a creature whose very life beginnings can remain hidden from humans.
睡眠并不是一种人体功能： 睡眠是一种生物生理系统，类似于心血管系统、神经系统等。
Sleep Isn't Just a Bodily Function: Sleep is a biological, physiological system, akin to the cardiovascular system, the nervous system and so on.
故事主线是围绕着人们发现了人脑中存在着一种生物互联网络(有点像外太空的亚空间)。
The story arch revolves around the discovery of bio-cyberspace existing in human brains (kinda like subspace in outer space).
三位美国科学家因发现了防止遗传密码随着年龄增长而磨损的一种生物守护机制而共同赢得了今年的诺贝尔医学奖。
The discovery of a biological gatekeeper that prevents genetic code from fraying with age has won a trio of American scientists this year's Nobel prize for medicine.
三位美国科学家因发现了防止遗传密码随着年龄增长而磨损的一种生物守护机制而共同赢得了今年的诺贝尔医学奖。
The discovery of a biological gatekeeper that prevents genetic code from fraying with age has won a trio of American scientists this year's Nobel prize for medicine.
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