string(259) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%93%E6%B8%B8%E6%88%8Fping%E5%80%BC%E9%AB%98%E5%A5%BD%E8%BF%98%E6%98%AF%E4%BD%8E%E5%A5%BD => Failed to connect to 14.18.46.51 port 38044: Connection refused"
打游戏ping值高好还是低好
