string(240) "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%E5%92%8C%E9%94%90%E9%BE%99%E5%93%AA%E4%B8%AA%E5%A5%BD => Failed to connect to 125.88.227.171 port 38114: Connection refused"
联想和锐龙哪个好
