string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%99%BD%E6%88%B7%E4%B8%BA%E4%BB%80%E4%B9%88%E8%80%81%E6%98%AF%E8%A2%AB%E6%8B%92 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
白户为什么老是被拒
