a: we can offer you this in different levels of quality.
b: is there much of a difference in price?
a: yes, the economy model is about 30% less.
b: we‘ll take that one.
a:這產品我們有三種不同等級的品質。
b:價錢也有很大的分別吧？
a:是的，經濟型的大約便宜30%。
b:我們就買那種。
a: is this going to satisfy your requirements?
b: actually, it is more than we need.
a: we can give you a little cheaper model.
b: let me see the specifications for that.
a:這種的合你的要求嗎？
b:事實上，已超出我們所需要的。
a:我們可以提供你便宜一點的型式。
b:讓我看看它的規格說明書吧。