string(246) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%8B%B9%E6%9E%9C%E7%AC%94%E8%AE%B0%E6%9C%AC%E5%AE%98%E7%BD%91%E6%8A%A5%E4%BB%B7 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
苹果笔记本官网报价
