The sample scenario in Figure 1 (a travel reservation service that searches a large number of airlines to find the lowest price ticket) illustrates this.

图 1 中的示例场景（搜索大量航班以查找最低票价的旅行预定服务）说明了这一点。

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The service could allow 55,000 people to make a reservation via phone at the same time, saving time and effort waiting in line at ticket windows.

这项服务允许55000个人同时用手机预订车票，既省时间又省的在窗口排队等。

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Services: Airline ticket and train ticket reservation, free interpretation service.

免费服务：火车票、机票免费预定服务，免费提供口译服务。

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