I never saw him. These details I learned from my grandfather.

VOA: special.2009.10.31

This one I learned about in my own research about 20 years ago, and it never ceases to amaze me.

这是在我自己的研究中发现的,大概20年前，它一直让我很吃惊。

麻省理工公开课 - 固态化学导论课程节选

And frankly, even I never quite learned that lesson.

坦白说，即使是我也从没完全记住教训。

哈佛公开课 - 计算机科学课程节选

I've never taken a course of philosophy So I'm looking for it and I guess it struk me because I've never learned an art class here so much and I like the elements, images, and fictions of alienation. -OK, I missed a few words.

我没有上过哲学课,所以就选了这门课,在这里我没怎么学过,艺术课程,我也喜欢异化的元素，图像，和，小说,等等，我没听见你说的。

麻省理工公开课 - 电影哲学课程节选