基本解釋[經(jīng)濟(jì)學(xué)]憑對等樣品買賣詞組短語短語Sale by the counter sample 憑對等樣品買賣sale by counter sample更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)憑對等樣品買賣