string(241) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%8B%E6%9C%BAapp%E8%BD%AF%E4%BB%B6%E5%BC%80%E5%8F%91%E5%B7%A5%E5%85%B7 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
手机app软件开发工具
