我不记得是否看过那封信，但也许我读过它。

I don't remember seeing the letter but maybe I read it.

youdao

我曾读过一项研究，这项研究表明光会使牛奶有一种奇怪的味道，并降低它的营养价值。

I read a study that showed how light can give milk a funny flavor and decrease its nutritional value.

youdao

我只是好奇——它看起来很有趣，但是我自己从来没有读过。

I was just wondering—it looks interesting, but I've never actually read it myself.

youdao

I used it so that they could record all of the books that they read about Japanese culture.

我用它是为了让孩子们能记录下,他们读过的所有有关日本文化的书。

麻省理工公开课 - 媒体、教育、市场课程节选

I just wanted to introduce those concepts because you've read about them; we'll be talking more about RNA interference in particular as we go on through the course.

我只是想简单介绍下这些概念,因为你们已经读过它了,随着课程的深入,我们将会讨论更多关于RNA干扰的内容

耶鲁公开课 - 生物医学工程探索课程节选