string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%9C%8B%E5%8F%8B%E5%9C%88%E6%8E%A8%E9%94%80%E6%88%BF%E5%AD%90%E5%BA%94%E8%AF%A5%E6%80%8E%E4%B9%88%E5%86%99 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
朋友圈推销房子应该怎么写
