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People visit a bookstore in Cologne, Germany, on March 8, 2021. Bookstores in Germany were allowed to reopen with hygiene requirements and customer restrictions on Monday. (Photo by Tang Ying/Xinhua)
People visit a bookstore in Cologne, Germany, on March 8, 2021. Bookstores in Germany were allowed to reopen with hygiene requirements and customer restrictions on Monday. (Photo by Tang Ying/Xinhua)