string(283) "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%AE%8C%E5%BB%BA%E8%AE%AE%E6%80%8E%E4%B9%88%E7%A4%BC%E8%B2%8C%E6%94%B6%E5%B0%BE => Failed to connect to 14.18.117.71 port 38041: Connection refused"
给领导提完建议怎么礼貌收尾
