document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=63900\">英国开发应用追踪病毒</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=63902\">西方大学可能因疫情失去中国学生</a></p></div>");