string(243) "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%94cpu%E7%9A%84%E5%B9%B3%E6%9D%BF%E7%94%B5%E8%84%91 => Failed to connect to 101.89.159.206 port 38087: Connection refused"
英特尔cpu的平板电脑
