string(294) "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%E4%BB%80%E4%B9%88%E9%83%BD%E7%94%B3%E8%AF%B7%E4%B8%8D%E4%B8%8B%E6%9D%A5%E5%91%A2 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
白户为什么什么都申请不下来呢
