You'd be hard pressed to identify what the meter of that is so that's one reason, and of course what--where am I going with the next important point about what's happening in this music?

你会很难确定其中的节拍,这也是原因之一,当然这也是我将要讲解的下个关键点,关于在这类音乐中的情形

耶鲁公开课 - 聆听音乐课程节选