2--I wish to buy a diamond ring.

1--How many carats diamond do you want?

2--Two carats.

1--Is this one suit for you?

2--No,it seems too old fashioned.

1--What about this?

2--Let me try it on, it's too small for me, haven't you got any larger ones?

1--Yes ,try this one please.

2--This fits me well,how much it?

1--3,500 yuan.

2--It's reasonable. Here you are.

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注解：

1.diamond ring钻石戒指  

2.carats克拉

3.reasonable合理的

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译文：

1--能为您做点什么吗?

2--我要买一只钻石戒指。

1--您要几克拉的?

2--2克拉的。

1--这只适合您戴吗?

2--不，我觉得似乎太老式了。

1--这只如何?

2--让我戴戴看，太小了，有稍大点的吗?

1--有，试试这只。

2--这只很合适，多少钱?

1--3500元。

2--很合理。给你。