释义 |
sand.erH5sAn7dE5, $-dLn [C]sand.ing ma.chine 9sCnYdINYmR0Si:nA sander is an electrical machine to which a sheet or disc of rough paper is attached with the purpose of rubbing other surfaces in order to make them smoother.(电动)磨光机They used a sander to sand the floorboards before varnishing them.在罩上清漆之前他们用磨光机把地板打磨了一遍。
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