e.lec.tro.a.cous.ticsn.(used with a sing. verb)(名词)(与单数动词连用)The science that deals with the interaction or interconversion of electric and acoustic phenomena.电声学:研究电现象和声现象互相作用或转换的科学【引伸】elec.troacous.ticadj.(形容词)elec.troacous.ticallyadv.(副词)