string(369) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BA%92%E8%81%94%E7%BD%91%E5%8F%91%E5%B1%95%E6%83%85%E5%86%B5%E8%BF%9B%E8%A1%8C%E4%BA%86%E8%AF%84%E4%BC%B0%2C%E4%B8%AD%E5%9B%BD%E5%9C%A8%E4%B8%96%E7%95%8C%E6%8E%92%E5%90%8D%E4%B8%AD%E4%BD%8D%E5%B1%85 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
互联网发展情况进行了评估,中国在世界排名中位居
