remittance order

• 汇款单；汇款委托书

remittance order的用法和样例：

例句

1. Can I have this money order cash, please?
   能不能请把这张汇款单兑现。
2. If you want to send money by post, you should buy a postal order.
   如果你能想通过邮局寄钱，你得买一张汇款单。