string(294) "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%B8%80%E5%8F%AA%E6%B5%81%E6%B5%AA%E7%8B%97%E8%83%BD%E4%B8%8D%E8%83%BD%E7%BB%99%E5%AE%83%E6%B4%97%E6%BE%A1 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
捡到一只流浪狗能不能给它洗澡
