英汉词典

B：We can offer you this in different levels of quality.
      这产品我们有三种不同等级的品质。

economy

A：Is there much of a difference in price ?
      价钱也有很大的分别吧？

B：Yes ,the economy model is about 30% less.
      是的，经济型的大约便宜30%。

A：We‘ll take that one .
      我们就买那种。