名詞 money order:

1. a written order for the payment of a sum to a named individual; obtainable and payable at a post office
   同義詞：postal order

1. Can I have this money order cash, please?
   能不能請把這張匯款單兌現(xiàn)。
2. I'd like to cash this money order.
   我想兌現(xiàn)這張匯款單。
3. Enclosed please find a money order.
   茲附上一張匯票，請查收。
4. I have enclosed a post office money order for$40,000 which include the express charges.
   同函奉上面額40,000元的郵局匯票一紙包括快遞費在內。