string(251) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E7%BB%99%E9%A2%86%E5%AF%BC%E6%8F%90%E5%BB%BA%E8%AE%AE10%E6%9D%A1 => Failed to connect to 101.89.159.206 port 38087: Connection refused"
如何给领导提建议10条
