Well, it turns out some of you might recall this silly game from years ago.
这也许可以让我们中的一些人,想起来很多年前的一个很傻的游戏。
That's good for my case, so a number of you think those are different products.
那对我的例子有帮助,你们中的很多人认为它们是不同的产品
A lot of them were writing from Paris in the nineteenth century.
在十九世纪 他们中的很多人都在巴黎撰文
Now, so there's probably a number of people in this room, so when I first started teaching this class 20 years ago, everybody in the room had had chickenpox.
现在,这间教室中的很多人也许,在二十年前,我第一次教这门课的时候,当时教室里的每个人都得过水痘
So a number of you, even if the price was just a tiny bit different might have a preference for one rather than the other, so without getting in trouble by putting the camera on you, how many of you would have a preference, if the prices were essentially the same how many of you would have a strict preference for Pepsi?
那么你们中的很多人,尽管价格只有一点点不同,也许还是倾向于其中一个产品,不让你们上镜头而招来麻烦,你们谁会有倾向,如果价格差不多,谁会倾向选择百事可乐
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