许多学习的过程发生在教室外面。

Much learning takes place outside of the classroom.

youdao

大个子德里克和比夫正在教室外面等着我。

Big Derek and Biff were waiting outside my classroom.

youdao

在教室的前面有一张桌子。(桌子在教室外面。)

There is a desk in front of the classroom.

youdao

And this one too, "I saw you walking around the CS50 Fair with a name tag that said you were in the class.

这个也是，“我看见你在CS50教室外面，胸前有一个姓名牌,说明你也在上这门课“

哈佛公开课 - 计算机科学课程节选