string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8F%AA%E7%9F%A5%E9%81%93%E7%BE%A4%E5%8F%B7%E6%80%8E%E4%B9%88%E5%8A%A0%E7%BE%A4 => Failed to connect to 101.89.166.210 port 38089: Connection refused"
只知道群号怎么加群
