string(310) "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%87%BA%E6%84%8F%E8%A7%81%E5%92%8C%E5%BB%BA%E8%AE%AE%E7%9A%84%E6%9C%80%E5%90%8E%E6%80%8E%E4%B9%88%E5%86%99 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
给领导提出意见和建议的最后怎么写
