string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8D%A1%E5%88%B0%E4%BA%86%E6%B5%81%E6%B5%AA%E7%8B%97%E8%83%BD%E5%85%BB%E5%90%97 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
捡到了流浪狗能养吗
