string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8B%9B%E8%81%98%E7%9A%84%E5%8D%81%E7%A7%8D%E6%96%B9%E6%B3%95 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
招聘的十种方法
