All right. With that by the way of background, let's go on to two -what we might call rhythmic devices here--two rhythmic devices.

以此为背景知识,我们来继续学习,两种节奏类型

耶鲁公开课 - 聆听音乐课程节选

Let's go on to talk about the other axis of music and that is rhythm or duration.

让我们继续讨论音乐的其它维度,节奏或时值

耶鲁公开课 - 聆听音乐课程节选