It plays all detectable frequencies of sound equally at once.

白噪声指同时均匀播放可听范围内所有频率的噪声。

We can hear some frequencies of sound better than others.

我们可以比其他声音更好地听到某些频率的声音。

Different frequencies of sound waves are better at traveling through certain materials, just as we talked about with light waves.

不同频率的声波更适合穿过某些材料，就像我们谈论光波一样。

The scales each respond to specific frequencies of sound waves and when a bat's echolocation signals hits the moth's wings, the scales start to vibrate.

每片鳞片都会对特定频率的声波做出反应，当蝙蝠的回声定位信号击中飞蛾的翅膀时，鳞片开始振动。

That's right - the hair cells because each of those little hair cells is tuned to convert specific frequencies of sound into an electrical signal, which your hearing nerve delivers to your brain.

没错，就是毛细胞，因为每个小毛细胞都经过调整，可以将特定频率的声音转换为电信号，然后您的听觉神经将其传递到您的大脑。

A particular frequency of sound will resonate will ring out intensely depending on the size of the chamber In some of the larger chambers though this intensified sand may be too deep for us to hear we can feel it.

特定频率的声音共鸣会强烈地响起，具体取决于腔室的大小 在一些较大的腔室中，虽然这种强化的沙子可能太深，但我们听不到，但我们可以感觉到它。