option exchange contract

... order book official 委托记录经纪人 option exchange contract 选择权外汇契约, 有选择权的 order check 凭样订货 外汇协定 ...

... Easter has no fixed date. 复活节无固定日期， option exchange contract "有选择权的外汇协定,无固定到期日的远期外汇合约…

... option to contract 选择权 ; 期权 option exchange contract 由买方或卖方选择清算日 Call Option Contract 看涨期权合同 ...