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%E7%BB%99%E9%83%A8%E9%97%A8%E6%8F%90%E6%84%8F%E8%A7%81 => Failed to connect to 101.89.143.195 port 38205: Connection refused"
领导让给部门提意见
