draft at 30 days sight造句

now that you accept d / p at sight, why can't you accept our documentary draft at 30 days sight
既然贵公司接受即期付款交单，为什么就不能接受见票后三十天付款的跟单汇票？
It's difficult to find draft at 30 days sight in a sentence. 用draft at 30 days sight造句挺难的