接下来我们来介绍一下各种乐器，还有乐器产生声音的原理。

Let's go on now to talk about instruments and how instruments produce sound.

youdao

比如，有关处理和产生声音的区域上覆盖的灰质，口吃者要更密集。

Stutterers tend, for instance, to have more densely packed grey matter in the areas associated with processing and producing sounds.

youdao

无论是谁写的，著者清楚的了解振动和声音之间的关系：“振动的物体具有产生声音的能力。 ..旋就是其中的一个例子。

Whoever wrote it, the author had a clear understanding of the relationship between vibration and sound: “bodies that are capable of vibrating produce sounds . . . strings are examples of such bodies.”

youdao

What we've done is take this spontaneous response to the creation of sound and bodily movement with sound and replaced it.

我们所做的就是,对于声音的产生以及身体随声音的活动,做出自发式的反馈,并且进行替换

耶鲁公开课 - 聆听音乐课程节选

All of the sounds are produced by the strings on the instrument and how the bow is pulled across the instrument.

所有声音都是靠乐器上的弦产生的,琴弓在乐器上来回滑动发声

耶鲁公开课 - 聆听音乐课程节选

We've talked a little bit about sound production here.

我们探讨了一些关于声音的产生的问题

耶鲁公开课 - 聆听音乐课程节选