基本解釋罐車；拖罐車（等于tank truck）英英字典柯林斯英英字典 a form of railway wagon carrying a tank for the transport of liquids tank wagon劍橋字典tank wagon柯林斯字典專業(yè)釋義能源科學技術(shù)油罐車油槽車罐柜車交通運輸工程牽引槽車罐車經(jīng)濟學鐵路油槽車