It's a problem, as you'll see, designed to give you some practice at dealing with some of the, dare I say, more theoretical concepts we've covered in class.

这种问题会让你在处理我们,课堂上并没有讲到的更多,理论概念这方面上有更多实践,这种问题就像算法复杂度一样。

麻省理工公开课 - 计算机科学及编程导论课程节选

And probably also in practice nothing is truly reversible.

或许在实践中,没有什么是真正可逆的。

麻省理工公开课 - 热力学与动力学课程节选

Your P-functioning is actualized now, because you're engaged in thought, but you don't lose the ability to think during those moments when you're not thinking.

你的能力正在被实践，是因为你正在思考，但你没有在思考的时候也没有,失去思考的能力。

耶鲁公开课 - 死亡课程节选

But no action has been taken on it.

但还没有付诸于实践。

普林斯顿公开课 - 人性课程节选

They'll think you couldn't fulfill your promise.

人家会觉得你没有能力实践承诺。

耶鲁公开课 - 旧约导论课程节选