That was because his hypothesis was that if linguistic evolution is jerky, the jerks will happen at the points where languages split-the equivalent of species splits in biological evolution.

因为他假设语言的进化是不平稳的，这种“颠簸”发生在语言的分叉点上——如同在生物进化上的物种分化。

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Images are from three time points and demonstrate the evolution of infarction.

影像摄自三个时间点，显示了梗塞灶的演变。

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This, said Shao, points to a more complicated evolution towards multiple mitochondrial chromosomes.

邵认为，这说明这种多线粒体染色体的进化过程更复杂。

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Lander and his colleagues say evolution's lab book points to only 30, 000 genes--if a gene is defined as a stretch of DNA that codes for one of the proteins from which the body is built.

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Blank points out that this evolution closely parallels the formation of the movie industry in the early 20th century.

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However, he added that "everything points to a favourable evolution of the situation in Diabaly in the coming hours".

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