争夺同一生态资源的物种趋向于朝着依赖不同资源的方向进化；而相互竞争的物种会逐渐改变他们的活动范围，使其领地不再重叠。
The physical structure of species competing for resources in the same ecological niche tends to gradually evolve in ways that allow them to occupy different niches.
这么多邻居的存在说明了行星体系越来越趋向稳定，而这种稳定对生命的进化起着十分积极的作用。
The existence of so many neighbours suggests that planetary systems tend to be stable, and stability is good for the evolution of life.
之前的研究提出了类似的趋向，并且主流的理论认为这是进化导致的。
Previous research has suggested a similar trend and the prevailing theory was the difference has evolutionary origins.
从心理学角度看，动物进化趋向于对自己的亲人有益，特别是自己的孩子，以鸟类和哺乳类为代表。
From a psychological point then, animals have evolved to be nice to their kin, particularly their children, and particularly in birds and mammals.
利他主义是生物学术语，意思是善良，慷慨，进化生物学家努力去解释，为什么动物进化趋向善良。
Altruism "is the biologists' term meaning kindness, generosity, and evolutionary biologists have worked really hard to explain why animals might evolve to be kind."
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.
该点轴系统结构的进化将趋向于网络系统结构；
The evolution of the shafting systematic structure will make the future trend towards the structure of the network system.
该点轴系统结构的进化将趋向于网络系统结构；
The evolution of the shafting systematic structure will make the future trend towards the structure of the network system.
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