string(232) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%81%94%E6%83%B3e16%E7%AC%94%E8%AE%B0%E6%9C%AC%E5%8F%82%E6%95%B0 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
联想e16笔记本参数
