string(248) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BE%88%E9%9A%BE%E5%85%A5%E7%9D%A1%E6%9C%89%E4%BB%80%E4%B9%88%E5%8A%9E%E6%B3%95 => Failed to connect to 101.89.120.29 port 38231: Connection refused"
很难入睡有什么办法
