peepshow
noun[C]
uk/ˈpiːp.ʃəʊ/us/ˈpiːp.ʃoʊ/ashort,sexuallyexcitingperformanceorfilmthat someonepaystowatchthrough awindowin asmallroom
（通过一个房间的窗户付费观看的）脱衣表演especiallyin the past, asexuallyexcitingpictureorfilm,watchedon amachinethrough asmallhole
（尤指过去透过机器上的小孔观看的）下流电影