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世界博览会是展现人类在社会、经济、文化和科技领域取得的成就的国际性大型展示会。2010年5月至11月,上海将举办盛大的世界博览会。在新一届的世博会到来之前,让我们回眸一下历届世博会,看看有哪些新科技是从世博会上走向世界。
The World Expo is an international large-scale exhibition that shows the achievements of mankind in the social, economic, cultural and scientific fields. From May to November 2010, Shanghai will host a grand world expo. Before the arrival of the new World Expo, let us look back at the previous World Expo to see what new technologies are coming from the Expo to the world.