anacoustic

/an-uh-koo-stik/US // ˌæn əˈku stɪk //UK // (ˌænəˈkuːstɪk) //

声学,声学专家,声学的,声学界

Definitions

adj.形容词 adjective

1
- : of or relating to the upper portion of the earth's atmosphere and to interplanetary space, where sound cannot be transmitted because molecules are too far apart to serve as a transmitting medium.