柯林斯詞典sander /?s?nd?/ (sanders) 1. N-COUNT A sander is a machine for making wood or metal surfaces smoother. 打磨機 返回 sander劍橋詞典(also sanding machine) an electrical machine to which a sheet or disc of rough paper is fastened to rub other surfaces in order to make them smoother 打磨機，磨光器 US a special vehicle that spreads sand on the roads when they are covered with ice （防止路面結(jié)冰的）撒沙車 比較gritter 返回 sander