A: I'd like to exchange this DVD player.
我想换掉这台DVD机。

B: Of course. Do you have your receipt?
当然可以，你有收据吗？

A: Here it is.
给您。

B: Now, could you tell me why you want a different one?
你能告诉我为什么想换机器吗？

A: It refuses to play my DVDs.
机器不能播放碟片。

B: That's strange. Let me get you a new one.
这很奇怪。我给你换台新的。

A: All my friends tried to get it to work.
我所有的朋友都想让DVD正常播放。

B: I hope this one works better for you.
我希望这台机器能为你更好地播放碟片。