string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E5%BE%AE%E4%BF%A1%E5%90%8D%E6%90%9C%E7%B4%A2%E4%B8%8D%E5%AD%98%E5%9C%A8%E5%91%A2 => Failed to connect to 101.89.143.195 port 38205: Connection refused"
为什么微信名搜索不存在呢
