Turning to samples taken from the gut and from stools, the researchers identified 395 types of bacteria, two-thirds of them new to science.
用工具从未肠道中取样，这些研究人员确认出了395种细菌，其中有三分之二是科学界还未曾发现的。
Turning to samples taken from the gut and from stools, the researchers identified 395 types of bacteria, two-thirds of them new to science.
用工具从未肠道中取样，这些研究人员确认出了395种细菌，其中有三分之二是科学界还未曾发现的。
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