string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%B9%BF%E5%B7%9E%E6%AF%94%E8%BE%83%E6%9C%89%E5%90%8D%E7%9A%84%E4%B8%AD%E5%AD%A6 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
广州比较有名的中学
