And we played sound at a little strand of spider silk and found that when the silk is very thin, it moves with the air in a sound field amazingly well over a wide range of frequencies, from 1 hz to 50 khz.

我们在根细小的蛛丝上播放音，发现当蛛丝很薄时，它会与场中的空气动，频率范围很广，从1赫兹到50千赫。