string(277) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%8B%E6%9C%BA%E4%B8%8A%E9%9D%A2hd%E5%85%B3%E9%97%AD%E5%A5%BD%E8%BF%98%E6%98%AF%E6%89%93%E5%BC%80%E5%A5%BD => Failed to connect to 101.91.112.32 port 38162: Connection refused"
手机上面hd关闭好还是打开好
