string(292) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BC%80%E4%B8%80%E4%B8%AA%E5%8F%B0%E7%90%83%E5%8E%85%E7%9A%84%E8%B4%B9%E7%94%A8%E5%A4%9A%E5%B0%91%E9%92%B1%E5%90%88%E9%80%82 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
开一个台球厅的费用多少钱合适
