As for sections, there will be what we call super sections this coming Sunday, Monday, Tuesday.

在即将到来的礼拜天，下周一，二,我们将开设一些“超级课程“

哈佛公开课 - 计算机科学课程节选

There are three different ones on this Sunday, this Monday, this Tuesday.

我们有三门不同的课程，分别在这周天，周一和周二开讲。

哈佛公开课 - 计算机科学课程节选