What's the complexity? I haven't talked to the side of the room in a while, actually I have.

我这里没有讲过这些,其实是有啦，这位同学帮我讲出来了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Everybody's got the sheet there and what I would like to do is just have everyone, all of this--We'll just sing "La" Here. We won't sing the text.

每个人都有一张,我想做的就是让每个人,大家只唱,啦,不用唱歌词

耶鲁公开课 - 聆听音乐课程节选