地道英语对话：Mailbox Key Missing(5)

A: Hello? This is Jimmy in 309.
B: Hi, Jimmy. This is Nicole. What's going on?
A: Maybe you can get me out of a small jam.
B: Well, I can certainly try.
A: Somehow, I managed to lose my mailbox key.
B: Believe me, losing a mailbox key is a lot better than losing your car keys.
A: I've got a duplicate¹ somewhere, but I haven't been able to find it either.
B: If you absolutely can't wait, come over here and borrow a key.
A: No, I doubt that there's anything important in my mailbox, if there's anything at all.
B: Well, if there's no emergency, I can make you two more keys on Wednesday.
A: Not a problem. All my fan mail can wait till then.
B: Okay, see you Wednesday. Have $4 for me, and I'll give you a receipt².
 

1 duplicate   

n.复制品；v.复写，使加倍；adj.复制的，二倍的

参考例句：

• The manager asks the secretary to duplicate the document.经理让秘书复印这份文件。
• This agreement is done in duplicate.本协议书一式两份。

2 receipt   

n.收据，收条；收到，接到

参考例句：

• We are in receipt of your letter of the 10th.我们收到了您十日的来函。
• I asked for a receipt.我要一张收据。