string(309) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%81%94%E6%83%B3%E7%9A%84%E9%94%90%E9%BE%99%E7%89%88%E5%92%8C%E9%85%B7%E7%9D%BF%E7%89%88%E6%9C%89%E4%BB%80%E4%B9%88%E5%8C%BA%E5%88%AB%E5%91%A2 => Failed to connect to 14.18.46.51 port 38044: Connection refused"
联想的锐龙版和酷睿版有什么区别呢
