string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E6%B2%A1%E6%9C%89%E6%9C%AC%E9%92%B1%E5%8E%BB%E6%8C%A3%E9%92%B1 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
如何没有本钱去挣钱
