string(271) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2014%E5%B7%B4%E8%A5%BF%E4%B8%96%E7%95%8C%E6%9D%AF%E5%BE%B7%E5%9B%BDvs%E5%B7%B4%E8%A5%BF%E5%A4%AE%E8%A7%86 => Failed to connect to 14.116.215.7 port 38230: Connection refused"
2014巴西世界杯德国vs巴西央视
