It's not just beta rhythms, there's modulation rates that can help with sleep and relaxation as well.

不仅仅是贝塔节奏，调制率也可以帮助睡眠和放松。

This modulation spectrum acts like a heat map that shows modulation rates in a piece of music.

这个调制频谱就像一个热图，显示一段音乐中的调制率。

But Kevin believes there is a specific range of modulation rates that act like the secret sauce of getting our brains to focus.

但凯文认为，调制率有一个特定的范围，就像让我们的大脑集中注意力的秘方一样。