Again, pset one will walk you through this and you'll get familiar with this stuff, even though it looks a little arcane at first glance.

此外，习题集1将带你通过这个,你将熟悉这些东西，即使第一眼它看起来是比较晦涩的。

哈佛公开课 - 计算机科学课程节选

What we're trying to get at here is--it can be very elusive, but I imagine most of you are familiar with it.

我要表达的意思,可能非常晦涩,但我相信你们大多数对它并不陌生

耶鲁公开课 - 死亡课程节选