speciation
物种形成
常用释义
英音[ ˌspiːʃɪˈeɪʃ(ə)n; ˌspiːs- ]
美音[ ˌspisiˈeʃən ]
基本释义
- n. [进化] 物种形成
例句
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1·The question is not regarding the validity of speciation.这个问题与物种形成论的正确性无关。
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2·This is closer to biology, especially with speciation, how two distinct species form from one.它更接近生物，尤其是物种的形成，也就是一个物种如何形成两个截然不同的物种。
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3·This division set the stage for allopatric speciation among populations of fishes and other marine species.这种划分为鱼类和其他海洋物种的分区物种形成奠定了基础。
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4·Since at least Darwin time, biologists have been trying to understand and define the mechanisms for speciation.至少从达尔文时代开始，生物学家就一直在试图理解和定义物种形成的机制。
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5·Charles Darwin, the first to describe the role of natural selection in speciation, wrote about the mechanisms of speciation.查尔斯·达尔文是第一个描述自然选择在物种形成中的作用的人，他描写了物种形成的机制。
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6·Allopatric speciation can also be brought by the imperceptibly slow but colossal movements of the tectonic plates that make up Earth's surface.构成地球表面的那些构造板块极其缓慢但剧烈的运动，也可能导致异地物种形成。
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7·Given the extraordinary diversity of life on the planet, there must be mechanisms for speciation: the formation of two species from one original species.考虑到地球上的生命的非凡多样性，一定存在着形成物种的机制：从一个原始物种演变为两个物种。
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8·Some researchers have argued that speciation rates, both terrestrial and marine, could be much higher in the tropics, making them a "cradle" of biodiversity.一些专家认为，在热带地区的陆地和海域，物种形成的机率更高，这样就使热带地区成为了生物多样性的摇篮。
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9·Reinforcement is required for both parapatric and sympatric speciation.对于领域性的和同域性的物种形成，强化是必需的。
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10·Speciation of Zn, Mn, Fe, Ca, Mg in Ligusticum wallichii Franch was analyzed by atomic absorptionspectrometry.利用原子吸收分光光度法对中药川芎中锌、锰、铁、钙、镁五种元素的形态进行了研究。
同根词
词根：
species