string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%95%E5%BD%B1%E4%BB%AA%E5%A5%BD%E4%B8%80%E7%82%B9%E8%BF%98%E6%98%AF%E7%94%B5%E8%A7%86%E5%A5%BD%E4%B8%80%E7%82%B9 => Failed to connect to 101.89.117.144 port 38056: Connection refused"
投影仪好一点还是电视好一点
