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This is what the projects of schoolchildren look like. Just this year, they submitted more than 34,000 applications to participate in scientific conferences. Here are the most unusual ideas. The teenagers came up with: robots for the Emerg

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廣場🚩:長毛象自由站,歡迎豆瓣鄉親及臉書逃難者

那年的廣場,那些年的廣場,讓我們重造廣場。手機App:https://tooot.app/