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

Even though they're ordinary and familiar, it still could turn out that we need to appeal to souls in order to explain them.

虽然我们对其早已司空见惯,但还是需要,诉诸灵魂来解释它们

耶鲁公开课 - 死亡课程节选