string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BB%80%E4%B9%88%E6%98%AF%E7%94%B5%E8%A7%86%E7%9B%92%E5%AD%90%E4%BB%80%E4%B9%88%E6%98%AF%E6%9C%BA%E9%A1%B6%E7%9B%92 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
什么是电视盒子什么是机顶盒
