纸: paper上: upper; up; upward买卖: buying and selling; business ...在市场上买卖: market在市场上买卖,市场学: marketing纸上: pedograph买卖: 1.(生意) buying and selling; business; deal; transaction 做成一笔买卖 make a deal; 买卖兴隆。 the business is brisk. 快到夏天的时候, 买卖又景气起来。 business began to pick up towards summer. 他做羊毛买卖。 he's in the wool business.2.(商店) shop; 买卖合同 business contract; bargain; 买卖婚姻 mercenary marriage; venal marriage; 买卖人 businessman; trader; trafficker; merchant; 买卖人口 deal in human beings贿上买下: bribe men high and low; send bribes to the upper and lower (officials)在黑市上买: buy/sell sth on the black market在纸上: on the sheet纸上浆: paper sizing市场上买得到的: commercially availabie在市场上买某物: be in the market for sth〔美俚〕纸上谈兵。: book nonsense并印在纸上: the dark part of the picture was reproduced写在纸上: in black and white跃然纸上: stand vividly revealed on the paper [in pages]; full of life; shown in the writing在报纸上: in newspapers在草稿纸上: in rough在一张纸上: on a piece of paper纸上电泳: paper electrophoresis; paper ionophoresis; paperelectrophoresis纸上电泳(法): paper electrophoresis纸上电泳仪: pape electrophoresis apparatus; paper electrophoresis a aratus; paper electrophoresis apparatus纸上定线: paper location; route location on paper纸上定线法: paperlocation