智慧岂不呼叫，聪明岂不发声。

Doth not wisdom cry? And understanding put forth her voice?

youdao

我会住在石头底下绝不发声。

I shall live beneath a rock and never make a sound.

youdao

辅音可发声也可不发声。

A consonant can either be unvoiced or voiced.

youdao

So, we wanted to bang that syncopation and then, of course, there's no sound on the downbeat over here to make the syncopation work.

我们想要强调这个切分,然后,当然,在强拍的位置就不发声了,这才构成切分音

耶鲁公开课 - 聆听音乐课程节选