string(267) "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%E5%B7%A5%E4%BD%9C%E5%BB%BA%E8%AE%AE%E6%9C%89%E5%93%AA%E4%BA%9B => Failed to connect to 101.89.143.195 port 38109: Connection refused"
给领导提工作建议有哪些
