Let me make sure that the user annotations are disabled this time and let's take a little look at this one here.

我先把用户信息注释去掉,然后开始播放。

哈佛公开课 - 计算机科学课程节选

What we recommend is you use those notes to take your own annotations to help you understand what's going on, but we're not going to provide class notes.

我们的建议是,你用那些笔记去做你自己的注释,从而帮助你理解在学什么，然而我们不会提供课堂笔记。

麻省理工公开课 - 计算机科学及编程导论课程节选