string(228) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=ipad2019%E8%AF%A6%E7%BB%86%E5%8F%82%E6%95%B0%E9%85%8D%E7%BD%AE => Failed to connect to 14.18.117.71 port 38069: Connection refused"
ipad2019详细参数配置
