So Eva is going to just demonstrate the physical process of playing the French horn.

伊娃会为我们讲解,演奏法国圆号的物理过程

耶鲁公开课 - 聆听音乐课程节选

So it's a whole series-- when we listen to a single tone it's a whole series, and what Eva was doing there is playing out the notes in that series successively, and we'll keep banging on that.

它们是一系列的声音,我们听单频音,其实听到的是整个系列,伊娃刚才所做的就是,一个接一个奏响那个系列中的音符,关于这部分,我们会继续探讨

耶鲁公开课 - 聆听音乐课程节选

Okay. Now Eva has another gig out in Gilford this morning so she's going to run off, and I'm going to show you, maybe, if we can get our slides up, this overtone series stuff.

伊娃今早在吉尔福特还有其他表演,所以她得告辞了,现在,要是我的幻灯片能用的话,我要用幻灯片为你们演示,这些有泛音列的乐器

耶鲁公开课 - 聆听音乐课程节选

What we've got here is the following, this idea of partials that Eva was talking about with ratios, two to one, three to two, four to three, five to four, six to five and so on, and the point here is that the way we differentiate between instruments.

接下来,我们要讲的是,伊娃刚谈到的泛音的高低比率,二比一,三比二,四比三,五比四,六比五,等等,这里我要讲的是,我们区分乐器的方式

耶鲁公开课 - 聆听音乐课程节选