negotiableadj.可协商的；可转让的；可通行的negotiable original copy议付正本negotiable option market可转让选择权交易市场negotiable bill of lading可转让提单,可流通提单negotiable debt instrument可转让债务票据negotiable instruments law票据法negotiable instruments act票据法negotiable letter of credit可转让信用证negotiable credit instrument可转让证券negotiable warehouse receipt可转让仓单negotiable instrument agency票据代理