string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%8B%B1%E7%89%B9%E5%B0%94%E7%9A%84%E5%B9%B3%E6%9D%BF%E6%80%8E%E4%B9%88%E6%A0%B7%E5%95%8A => Failed to connect to 14.116.215.7 port 38225: Connection refused"
英特尔的平板怎么样啊
