string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%99%88%E5%B0%8F%E7%90%83%E5%8E%9F%E6%9D%A5%E4%B8%8D%E6%98%AF%E4%B8%9C%E5%A5%A5 => Failed to connect to 14.18.117.71 port 38164: Connection refused"
陈小球原来不是东奥
