string(266) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%A2%86%E5%AF%BC%E8%AE%A9%E7%BB%99%E4%BB%96%E6%8F%90%E5%BB%BA%E8%AE%AE%E6%80%8E%E4%B9%88%E8%AF%B4 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
领导让给他提建议怎么说
