基本解釋[經(jīng)濟(jì)學(xué)]軌道牽引車(chē)詞組短語(yǔ)短語(yǔ)railroad hauling car track tractor 軌道牽引車(chē)log hauling railroad car [林]森鉄運(yùn)材車(chē)輛railroad hauling car更多詞組專(zhuān)業(yè)釋義經(jīng)濟(jì)學(xué)軌道牽引車(chē)