Providing beneficial, neutral and harmful outcomes, the report is designed to prepare mankind for the possibility of an alien encounter on Earth.

报告主要目的是为与外星人在未来可能性的“交锋”提出假想，和对策。

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The authors explore other scenarios as well, including other destructive outcomes of encountering an alien race. Positive and neutral outcomes are included.

这些作者也研究了其他可能，既包括遭遇外星异种而带来的其他种种毁灭性后果，也包括那些积极的和中性的后果。

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In their report, Would Contact with Extraterrestrials Benefit or Harm Humanity? A Scenario Analysis, the researchers divide alien contacts into three broad categories: beneficial, neutral or harmful.

在他们的报告里，与外星人接触是利还是弊呢？一份推测分析报告，研究员们将与外星人的接触分为三大类别：有利的，中立的，有害的。

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It's no surprise that the doll, with its oversize forehead, neutral facial expression and enormous, alien eyes, didn't appeal to children.

FORBES: The Eyes Have It