string(249) "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%88%91%E5%86%99%E5%B7%A5%E4%BD%9C%E5%BB%BA%E8%AE%AE => Failed to connect to 101.89.117.144 port 38022: Connection refused"
领导让我写工作建议
