n.出价人；投标人
The gold watch goes to the highest bidder. 金表由出价最高的人买得。
Competition between bidders for this valuable painting has been keen. 拍卖时各出价人对这幅名画竞争很激烈。
When you call for a bid, shall the bidder make a cash deposit? 贵公司投标时，投标人要缴纳保证金吗?
No bidder shall be permitted to alter his bid after the bid has been open. 开标以后，任何投标人都不准再修改投标。
中标人
