string(287) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B8%B8%E6%88%8F%E7%AA%81%E7%84%B6ping%E5%80%BC%E5%8F%98%E9%AB%98%E4%BA%86%E6%80%8E%E4%B9%88%E5%8A%9E%E6%81%A2%E5%A4%8D => Failed to connect to 14.18.117.71 port 38220: Connection refused"
游戏突然ping值变高了怎么办恢复
