string(334) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%94%BB%E7%82%BC%E8%BA%AB%E4%BD%93%2C%E5%A2%9E%E5%BC%BA%E4%BD%93%E9%AD%84%2C%E4%B8%8E%E7%AF%AE%E7%90%83%E7%A4%BE%E5%9B%A2%E4%BA%BA%E5%91%98%E6%9C%89%E5%85%B3%E5%90%97 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
锻炼身体,增强体魄,与篮球社团人员有关吗
