Muzak
noun [ U ] trademark uk/ˈmjuː.zæk/ us/ˈmjuː.zæk/ (UK also piped music); (US also elevator music)
米尤扎克音乐（机场、旅馆、商店等公共场所连续播放的背景音乐）
a brand name for recorded music that is played quietly and continuously in public places, such as airports, hotels, and shops, to make people feel relaxed