基本解釋[商業(yè)]重型貨車(chē)千斤頂[經(jīng)濟(jì)學(xué)]重型貨車(chē)千斤頂專業(yè)釋義商業(yè)重型貨車(chē)千斤頂經(jīng)濟(jì)學(xué)重型貨車(chē)千斤頂