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科学60秒-科学美国人 2023年6月

1.DNA evidence shows that many of the ratite lineages split well after Gondwana broke up.

DNA证据显示,许多系在冈瓦纳大陆分裂后分化得很好。

「科学60秒-科学美国人 2023年6月」评价该例句:好评差评指正
科学60秒-科学美国人 2023年6月

2.It looks like flightlessness evolved among the ratites at least six times independently, which is very surprising.

群无法飞行是至少独立进化六次的结果,这是非常令人惊讶的。

「科学60秒-科学美国人 2023年6月」评价该例句:好评差评指正
科学快报-科学美国人Science Quickly, from SCIENTIFIC AMERICAN

3.But the DNA data fouled up this hypothesis DNA evidence shows that many of the ratite lineages split well after Gondwana broke up.

但 DNA 数据推翻了这一假设 DNA 证据表明,许多谱系在冈瓦纳大陆分裂后分裂得很好。机翻

「科学快报-科学美国人Science Quickly, from SCIENTIFIC AMERICAN」评价该例句:好评差评指正
PBS地球-动物趣闻

4.One of these lineages was the paleognathes, which today include ratites like ostriches and emus, as well as weird South American birds called tinamous.

这些血统之一是古颌,今天包括鸵和鸸鹋等平动物,以及南美洲奇怪的, 称为 tinamous。机翻

「PBS地球-动物趣闻」评价该例句:好评差评指正

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