印第安纳大学布鲁明顿分校运动机能学系教师玛丽·约克博士说道：“太多或太快的运动都会导致身体受伤或过度劳累。”

"Too much too soon either results in injury or burnout," says Mary Yoke, PhD, a faculty member in the kinesiology department at Indiana University in Bloomington.

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美国波士顿大学的博士生伊恩·史密斯说：“城市在对抗气温上升和二氧化碳增加方面处于重要地位。”

Ian Smith, a Ph.D. student of Boston University in the United States, said, "Cities are in the important position in fighting against rising temperatures and increasing CO2."

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普林斯顿大学经济学家艾伦·克鲁格研究了一个顶级博士项目的录取情况。

Princeton economist Alan Krueger studied admissions to one top Ph.D. program.

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Another way into this problem: let's look at the comments that Dr. Johnson made about Milton's Lycidas in the eighteenth century.

看这个问题的另一个角度：让我们看看,约翰逊博士在18世纪队弥尔顿的《利西达斯》所做的评论。

耶鲁公开课 - 弥尔顿课程节选

Dr. Samuel Johnson the greatest of all eighteenth-century literary critics is absolutely flabbergasted that Milton would have these brothers do something so stupid.

8世纪最伟大的文学评论家塞缪尔约翰逊博士,非常大吃一惊,弥尔顿居然会让小姐的弟弟干这些蠢事。

耶鲁公开课 - 弥尔顿课程节选

This is reading from the packet assigned for today, and I'm going to ask you to do what you can to get through the biography of Milton in the packet, as well as the notes on Milton's poetry that we have from Dr. Samuel Johnson.

这是今天发的阅读材料里的，我要求你们尽量把材料里的,弥尔顿传记读一遍，还有,塞缪尔·约翰生博士为弥尔顿诗歌做的注释。

耶鲁公开课 - 弥尔顿课程节选