string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%AE%BF%E8%88%8D%E9%87%8C%E5%B9%B2%E7%82%B9%E4%BB%80%E4%B9%88%E7%94%9F%E6%84%8F%E5%A5%BD%E5%91%A2 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
宿舍里干点什么生意好呢
