短語詞組短語DRAFT AT AT SIGHT 即期draft payable at uncertain date 付款日期不確定的匯票draft at midlength 船中部吃水by draft at sight 憑即期匯票支付draft at sight 即期匯票draft at forward perpendicular 首垂線處吃水payable by draft at sight 憑即期匯票付款draft at float -out 出塢吃水paid by draft at sight 憑即期匯票支付的 返回 draft at