In a recent study, Professor Betsy Sparrow conducted some experiments.
在最近的一项研究中，贝西·斯派罗教授进行了一些实验。
The experiments were led by Betsy Sparrow, anassistant professor of psychology at Columbiawho was inspired while watching an old black and white movie one night.
该项实验由贝西·斯派洛指导，她是哥伦比亚大学一名助理教授。某个晚上看一部老的黑白电影时，她受到了启发。
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