string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%89%E6%98%9F%E7%AC%94%E8%AE%B0%E6%9C%AC%E5%80%BC%E5%BE%97%E4%B9%B0%E5%90%97 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
三星笔记本值得买吗
