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%E6%96%B9%E6%B3%95%E5%92%8C%E6%B5%81%E7%A8%8B => Failed to connect to 101.89.159.206 port 38100: Connection refused"
招聘方法和流程
