a long flat area or structure 长平台 the flatbed of a truck. 卡车的平台。 ■a vehicle with a flat load-carrying area 平台车 [as modifier]a flatbed truck. 一辆平台汽车。 ■[as modifier]denoting a letterpress printing machine in which the forme is carried on a horizontal surface 平台印刷机 a flatbed press. 一架平台印刷机。 ■(Computing)a scanner, plotter, or other device which keeps paper flat during use (计算机)(扫描仪、绘图仪等)平板设备