One strategy is if your call's down here, and the noise is in this band, you could shift the frequency of your call out of the noise band and communicate better.
一个对策是，如果你的叫声在下面这个位置， 而噪音在这个波段内， 你可以改变叫声的频率，摆脱噪音的波段， 以更好的沟通。