string(264) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8D%8E%E4%B8%BA%E7%9A%84%E9%B8%BF%E8%92%99%E7%B3%BB%E7%BB%9F%E5%A5%BD%E4%B8%8D%E5%A5%BD%E7%94%A8 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
华为的鸿蒙系统好不好用
