So in the summer of 2001, we decided to switch gear from a backend technology provider to a front-end consumer-oriented search service.

于是在2001年夏，公司决定从后台技术提供者,转变为直接面向消费者的搜索服务提供方。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

So the issue is going to be which firm does each consumer go and buy their product from.

所以问题变成了每个消费者,去哪家公司买东西

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Each consumer is going to buy one product, either from Firm 1 or from Firm 2.

每个消费者会买一个产品,从公司1买或者从公司2买

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So notice that this consumer is a distance Y away from Firm 1.

注意这个消费者与公司1的距离为Y

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