string(294) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BB%99%E9%A2%86%E5%AF%BC%E6%8F%90%E7%9A%84%E5%BB%BA%E8%AE%AE%E5%A6%82%E4%BD%95%E5%86%99%E8%8C%83%E6%96%87%E7%AE%80%E7%9F%AD => Failed to connect to 125.88.227.171 port 38114: Connection refused"
给领导提的建议如何写范文简短
