string(239) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8F%96%E4%B8%80%E4%B8%AA%E4%B8%AA%E6%80%A7%E7%9A%84%E5%9B%A2%E8%B4%AD%E5%90%8D%E7%A7%B0 => Received HTTP code 403 from proxy after CONNECT"
取一个个性的团购名称
