美国宾夕法尼亚大学的新城代谢领域专家——Stanley Goldfarb教授说：“目前看来不存在肉任何证据。”

Professor Stanley Goldfarb, a metabolism expert from the University of Pennsylvania in the U.S., says: ‘The current evidence is that there really is no evidence.

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正如美国宾夕法尼亚大学沃顿商学院财政学讲师Kenneth Thomas所说：“将带来附带损害。”

As Kenneth Thomas, a lecturer in finance at the Wharton School of the University of Pennsylvania, put it, "There's going to be collateral damage."

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据悉，这项研究由美国国家航空和宇宙航行局和美国宾夕法尼亚大学研究团队发出的警告还是着实让一些渴望与外星人变朋友的人们感到失望，两个部门近日在起草一份名为：《与外星生物联系的利弊》中详尽勾勒出了倘若有机会与外星人“面对面”后的益处、客观效应还有弊端。

The report, a joint effort between Nasa and Pennsylvania State University, answered the question 'Would Contact With Extraterrestrials Benefit Or Harm Humanity?'

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