floorboardWiktionary 原文中文来自 ECDICTn.一块地板，汽车底部板构词拆分floor词根/词干+board词根/词干词源说明From floor + board.释义（英文）名词 NounAny of the long boards laid over joists to make a floor.(automotive) The floor of a vehicle.动词 Verb(transitive) To sink the gas pedal into the floorboard of the car