document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=68408\">专家建议对高风险人群提供加强针</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=68410\">Orbiter 太空飞行模拟器开源</a></p></div>");