document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=79597\">波音探索出售其太空业务</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=79599\">天文学家在星际空间发现复杂碳分子</a></p></div>");