后者自然聚焦于希望能赢得公众支持的事情上，学者们称之为“输出合法性”。

The second naturally focuses on things they hope will win public backing. Academics call this “output legitimacy”.

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英国布里斯托尔大学的Andy Ridgwell研究学者和他的同事们有另一个想法，他们称之为“生物地球工程”。

Andy Ridgwell and colleagues at the University of Bristol in England have another idea, one they call bio-geoengineering.

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Another characteristic of these years, which scholars refer to as the Dark Ages, just as they do the years after the fall of the Roman Empire-- dark for two reasons. Dark, in the most obvious way, because we don't have any writing, no record of them.

这也是这段时期的另一个特征,学者们称之为,黑暗时代,他们也是这么称呼,罗马帝国陷落后的那段时期的,称黑暗主要有两个原因,黑暗,最明显的理由,是因为我们没有任何关于他们的史料和记录

耶鲁公开课 - 古希腊历史简介课程节选