A human study has found strong links between BPA levels and semen quality, and the findings are not looking good.

现在，一项人类研究发现了双酚A含量和男性精子质量之间有密切关联，结果并不乐观。

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As the human study suggests, another reason for dolphins keeping their eyes open during sleep is that they can look out for predators while asleep.

正如人类研究表明的那样，海豚在睡觉时睁着眼睛的另一个原因是，它们可以在睡觉时留意捕食者。

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The human study was done by Yuzo Ninomiya, a neuroscientist at Kyushu University, in Japan.

在人体上的研究由日本九州大学神经系统科学家Yuzo Ninomiya等人完成。

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Professor Bartemeus says the study shows how human activities in the natural environment can change the travels of other organisms.

VOA: special.2010.03.02

And what this is going to be is a comprehensive introduction to the study of the human mind.

本课程旨在让大家,在宏观上对人类心智研究形成基本的认识

耶鲁公开课 - 心理学导论课程节选

Can you imagine a study of relationships throughout human history ? that focuses on the average?

你能想象,对整个人类历史上的恋爱关系进行研究,并求平均值吗？

哈佛公开课 - 幸福课课程节选

It is also involved in the International HapMap Project, a five-country initiative launched in October, to follow up the Human Genome Project with a large-scale study of human genetic variation and its relation to disease.

ECONOMIST: Chinese biotechnology

Scientists are ready to publish the fruit fly genome, which will help them study human disease.

BBC: Into a new millennium of science

Realizing he had bigger ambitions, he enrolled in a university to study human-computer interaction with the intention of becoming a researcher.

FORBES: How Alex Ljung Conceived SoundCloud And Plans To Make It Rain