Is it on sale to the public yet?

　　它已经公开销售了吗?

　　A:This is a TV phone.

　　A:这是电视电话机。

　　B:Is it on sale to the public yet?

　　B:它已经公开销售了吗?

　　We’re interested in some styles here.

　　我们对其中的一些式样很感兴趣。

　　A:We're interested in some styles here.

　　A:我们对其中的一些式样很感兴趣。

　　B:Shall we come to the office and have a cup of tea while we can talk about your requirements?

　　B:让我们到办公室里喝点茶再谈你的要求，好吗?

　　What sort of albums are you looking for?

　　你想要哪一种?

　　A:What sort of albums are you looking for?

　　A:你想要哪一种?

　　B:Could you give me some idea?

　　B:你能给我提些建议吗?

　　This one may give you every satisfaction.

　　这种也许会让你满意。

　　A:This one may give you every satisfaction.

　　A:这种也许会让你满意。

　　B:Yes,it is the very thing I want to buy.

　　B:是的，这正是我想要买的。

　　We demand that the quality be exactly the same as the original sample you've provided.

　　我公司要求品质与贵公司提供的原样完全一样。

　　A:We demand that the quality be exactly the same as the original sample you've provided.

　　A:我公司要求品质与贵公司提供的原样完全一样。

　　B:We guarantee that the quality of our goods is about equal to the sample.

　　B:我公司保证货物的品质与样品大体相同。

　　I’ll start with the background.

　　我先介绍有关背景情况。

　　It operates at the touch of a button.

　　它是电动操作。

　　It’s an expensive product.

　　这是个贵重产品。

　　It works by voice control.

　　它由声控操作。

　　They well like hot cakes.

　　它们非常畅销。

　　Have a look at these products, please.

　　请看这些产品。

　　Let me show you how to operate this machine.

　　让我为您示范这部机器的操作方法。

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（实习编辑：高奕飞）