And all of these sound sources are decreasing the acoustic space over which Arctic marine mammals can communicate.
这些声源全都减少了北极海洋哺乳动物 可用来沟通的音域频宽。
英语百科
Acoustic space
The acoustic environment in which sound is heard is often called acoustic space. This is characterized by the interaction between sound and a room, either by absorption, reflection, or diffraction by the walls.