The chart you see here suggests that 72% of last year's students had zero prior computer science background.

这个图表显示的是%,去年修这门课的学生中,72％的人没有计算机方面的专业知识背景。

哈佛公开课 - 计算机科学课程节选

You pull out your clicker, you do it, and then we'll get a nice little pie chart or a bar chart on the computer of your responses.

你们就拿出表决器,按一下,我们就能在电脑上得到一张饼状统计图,或者柱状统计图,代表你们的答案

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选