inaudibly

And what it did get was mostly inaudible, except for this.

大部分声音都听不到 除了这句

Andrea to record these very low frequency calls that are normally inaudible to humans.

安德莉亚得以记录下 人耳难以听见的低频叫声

Part of the call is inaudible to our ears, it's infrasonic, but a lot of it is audible and that's what we're hearing.

有些叫声属于次声波 人耳听不见 但大部分还是可以听得见的

Vibrations inaudible to the human ear but known to drive the worms up through the soil to the surface, in response to them.

人耳听不到 但却能逼得虫子钻出土地 因为它们感受得到

Animals... whales... they use inaudible sounds to paralyze and catch certain prey, like, you know, fish.

动物...鲸鱼...它们发出听不见的声波 来麻痹并且抓住特定的猎物 你知道的像鱼这样的