string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%BF%99%E4%B9%88%E5%BC%80%E5%8F%91%E5%B0%8F%E7%A8%8B%E5%BA%8F => Failed to connect to 101.89.166.210 port 38089: Connection refused"
这么开发小程序
