string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%8E%AB%E8%A8%80%E8%8E%B7%E5%A5%96%E8%AF%B4%E6%98%8E%E4%BA%86%E4%BB%80%E4%B9%88%E9%81%93%E7%90%86 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
莫言获奖说明了什么道理
