在这次可能成为21世纪模式的竞赛中，谷歌科技博览会的参赛者不必亲临现场参加较量，只要能够上网并且有想象力就足够了。
In what may become the 21st century model of competition, contestants in the Google Science Fair do not have to be physically in the same place to compete with each other.
Priceline (PCLN)，甚至携程(Ctrip)等网站都主要采取线下旅行社模式，上网没有对他们的业务经营方式产生根本性的改变。
Online companies like Expedia (EXPE), Priceline (PCLN) and even CTrip (CTRP) are primarily offline agency models that went online without fundamentally changing how they approach the business.
问：你在最近一篇有关Firefox的测评文章中说，IE有一种“隐私浏览”模式，不会在你上网时记录你的浏览历史或进行跟踪。
Q: in your recent Firefox review, you said Internet Explorer has a private browsing mode that doesn't record your history or tracks while surfing.
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