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来源:雅诚德英语网
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.
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。