同样，即使投资银行业领域中已形成一些巨头，但行动更敏捷的新物种已在进化和繁衍。
Likewise, even as giants have formed in the realm of investment banking, new and nimbler species have evolved and proliferated.
历经数十亿年，生物体已经进化出种类繁多的手段，以求得在这个不断变化的地球上生存、成长和繁衍。
Over billions of years, organisms have evolved an enormous variety of methods to survive, grow and proliferate on a continually changing planet.
它通过生存和繁衍进化。
人类恋爱的能力得以进化，是因为求爱者将注意力集中在一个更好的目标上可以节约时间和精力并使他生存和繁衍的机会大大增大。
The ability to fall in live evolved because those who focused their courtship attention on a preferred partner saved time and energy and improved their chances of survival and reproduction.
而这两个族群更有可能从此进化成两种不同的物种，那些冬季呆在英国的黑头莺在飞回德国繁衍后代时，更趋向于和“同道中鸟”喜结连理。
The two populations may even be splitting into two species. The blackcaps that winter in England tend to mate with each other when they return to Germany.
鳞片和羽毛都是扁平的，因此有可能鸟类祖先的鳞片经过多代繁衍之后渐渐延展开来，之后其边缘出现绽裂和缺口，于是鳞片进化成为第一缕真正意义上的羽毛。
So perhaps the scales of the birds' ancestors had stretched out, generation after generation. Later their edges could have frayed and split, turning them into the first true feathers.
生存和繁衍是进化的两大基石。
Survival and reproduction are the two cornerstones of evolution.
生存和繁衍是人类在进化过程中必须解决的两个重大适应性问题。
Living and reproduction are two main adaptive problems which we human beings must solve in the ancestral evolutionary process.
从进化心理学的角度来看，友谊对个体的生存和繁衍起着重要的作用。
Friendship plays an important role in human being's survival and reproduction from an evolutionary perspective.
从进化心理学的角度来看，友谊对个体的生存和繁衍起着重要的作用。
Friendship plays an important role in human being's survival and reproduction from an evolutionary perspective.
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