string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%A2%86%E5%AF%BC%E8%AE%A9%E6%8F%90%E5%BB%BA%E8%AE%AE%2C%E6%9C%89%E4%BB%80%E4%B9%88%E5%BB%BA%E8%AE%AE%E5%90%97 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
领导让提建议,有什么建议吗
