A foreign language is a window on the world.

对没钱旅游的人来说，英语是了解世界的工具。

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The mass media is not simply a window on the world.

大众传媒不单单是世界之窗。

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A window on the world of fashion, styles, trends and celebrities.

了解世界时尚、风格、潮流和名人的窗口。

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Not necessarily anymore. The Internet offers a constant window on the rest of the world.

VOA: standard.2010.04.21

In an opening chapter on how the Middle East plays in American minds, he shows how moments in Middle Eastern history used to be reported in the National Geographic, a popular magazine that at least at one time was a window on the world for millions of middle-class Americans.

ECONOMIST: Arabs and Americans

The year 2009 will indeed, here and across the world, be a chance to recognise this form of communication as an essential liberator, a window on the world for children reading their books (under their bedcovers, as I did), or adults being able to go about their business with confidence - and with the certainty that very few other people will be able to read their secrets.

BBC: Why Braille is brilliant

The pan-Arab satellite television networks -- so different from the sclerotic state broadcasters -- gave Arabs a new window on the world.

CNN: Gadhafi's demise and the Arab Spring