document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=74970\">WHO 对食用人工甜味剂发出警告</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=74972\">Google 认为 AI 不应该被视为发明人</a></p></div>");