Mike actually holds the world record for downhill speed skiing for blind person, which is 60 miles an hour.

实际上,迈克是盲人高山滑雪的记录保持者，速度达到了每小时60英里。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

One thing to know methodologically is the person giving a choice is blind to the study.

研究方法上需要强调的一点是,主试对于实验来说是盲性的

耶鲁公开课 - 心理学导论课程节选