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The BIE Convention regulates that the world exposition is an exhibition serving as a tool to educate the public.
《国际展览会公约》规定世界博览会是一种展示活动,其宗旨在于教育大众。
youdao
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The BIE Convention regulates that the world exposition is an exhibition serving as a tool to educate the public.
《国际展览会公约》规定世界博览会是一种展示活动,其宗旨在于教育大众。
youdao