string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E9%83%BD%E8%A6%81%E7%82%B9%E8%B5%9E%2C%E6%9C%89%E4%BB%80%E4%B9%88%E7%94%A8 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
为什么都要点赞,有什么用
