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

So if you're coming from prior background, your code might work a little differently on a different system if you don't use those flags.

如果你来自一个先前的背景，如果你们没有使用这个版本标志的话，在一个不同的系统中,你的代码可能运行地不太一样。

哈佛公开课 - 计算机科学课程节选

Understanding there is a range of Muslim students, there's not like one-brand-fits-all, what would be some of the things you could imagine and are encountering in your role as a Muslim chaplain?

穆斯林学生来自各种各样的背景，没有学生是完全一样的，在你穆斯林教士的生涯中,会遇到或已经遇到了些什么问题呢？

普林斯顿公开课 - 人性课程节选

The bad prejudice is when we leap to the conclusion, without thinking for a moment that there might be some other historical horizon, that we know what plastic means.

坏先见就是我们直接得出结论，也没有想一下,可能有其他的历史背景，就觉得我们知道plastic是什么了。

耶鲁公开课 - 文学理论导论课程节选

Okay. I didn't see computer science in his background.

在他的知识背景中并没有计算机科学。

哈佛公开课 - 计算机科学课程节选