例如，2018年发表在《美国国家科学院院刊》上的一项研究跟踪调查了荷兰的研究人员。
A 2018 study published in the Proceedings of the National Academy of Sciences, for example, followed researchers in the Netherlands.
发表在《美国国家科学院院刊》的一项研究发现：与不存在全球变暖的世界相比，大多数贫穷国家的经济产量有超过九成的可能性会因温度升高而下降。
A study coming out in the Proceedings of the National Academy of Science found that in most poor countries, higher temperatures are more than 90% likely to have resulted in a fall in economic output, compared to a world without global warming.
这个转变，就发生在当老鼠开始掌握了迷宫，可能也是行为形成的信号，麻省理工学院教授安·格雷比尔，同时也是美国国家科学院院刊高级作者，在文中说道。
That switch, which occurs just as the rats start to master the maze, likely signals that a habit has been formed, says MIT Institute Professor Ann Graybiel, senior author of the PNAS paper.
美国国家科学院院刊.深红代表每天0.3毫米的增长；深蓝代表0.3毫米的下降。
PNAS. Dark red is an increase of 0.3 millimeters per day; dark blue, a decrease of 0.3 millimeters.
珍：你在美国国家科学院院刊上的论文提到巴拉乌尔·邦多克龙的骨盆附近有着很大的肌肉，而且骨骼之间有着固定的连接。那么这种恐龙要如何移动呢？
JV: Your PNAS paper mentions that Balaur bondoc had large muscles around its pelvis area, as well as fused bones. How then would this dinosaur have moved?
这一发现已在美国国家科学院院刊（PNAS）上发表了。
The findings have been published in the medical journal PNAS.
这项研究将会刊登在一月二日出版的《美国国家科学院院刊》的印刷版本中。
The study will appear in the print edition of PNAS on January 2.
然而，最近的一项研究表明在某一领域真正具有一定知识的人，能够抵抗来自相应赞助商的花言巧语。这一研究发表在了《美国国家科学院院刊》上。
But a new study shows that people with true expertise in a subject have some immunity to the siren song of corporate sponsorship.
然而，最近的一项研究表明在某一领域真正具有一定知识的人，能够抵抗来自相应赞助商的花言巧语。这一研究发表在了《美国国家科学院院刊》上。
But a new study shows that people with true expertise in a subject have some immunity to the siren song of corporate sponsorship.
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