string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A4%84%E7%90%86%E5%8D%B1%E6%9C%BA%E5%85%AC%E5%85%B3%E7%9A%84%E7%A8%8B%E5%BA%8F => Failed to connect to 101.89.117.144 port 38056: Connection refused"
处理危机公关的程序
