Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.
记者从国防部获悉,经双方商定,中国人民解放军东部战区代表团将于1月中旬访问日本。期间,代表团将会见日本防卫省、自卫队联合参谋部领导,参访有关军事单位。此访有助于增进双方理解互信,促进中日防务交流。(李姝睿) ...
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