string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%91%A8%E7%AC%94%E7%95%85%E7%9A%84%E4%B8%8B%E4%B8%80%E5%8F%A5 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
周笔畅的下一句
