string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%B0%8F%E7%B1%B3%E5%B9%B3%E6%9D%BF%E7%94%B5%E8%84%91%E8%B4%A8%E9%87%8F%E5%A5%BD%E4%B8%8D%E5%A5%BD => Failed to connect to 61.171.74.35 port 38027: Connection refused"
小米平板电脑质量好不好
