A：Have you bought another handset
哎，你又買了一部手機(jī)嗎?
B：No, it is the original one.
哪兒呀,是原先的那個。
A：This is silver gray，while I remember your handset was black.
怎么變銀灰色了，我記得你的手機(jī)是黑色的。
B：I have changed a case for it.
我給手機(jī)換了個外殼。
A：Can a handset case be changed?
手機(jī)的外殼能換?
B：Of course. That's why I bought this type. I can change its case frequently, so it is novel to use it.
那當(dāng)然了，當(dāng)初買的時候就看中了這一點，經(jīng)常換個外殼，用著也覺得新鮮。
A：How many cases are accessible?
能換幾種外殼?
B：There are two more, one is orange and the other is pink. I have bought them all.
還有兩種，一種是橙色的，另一種是粉紅色的，我全買了。
A：It's really going to be fresh all the time.
這可真是常用常新。