washboard

washboardwashboardD.J.:[ˈwɔʃbɔ:d]K.K.:[ˈwɑʃˌbɔrd, -ˌbord, ˈwɔʃ-]n.1.■洗衣板,踢脚板adj.1.■搓板状的

washboard['wɔʃbɔ:d; 'wɔ:ʃ-]n.1.■[美国英语]2.■洗衣板，搓板3.■(像洗衣板似的)高低不平的路面4.■=baseboard5.■【航海学】防波板，防浪板6.■【建筑学】脚踏板7.■【音乐】敲击板(节拍乐器)