string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BA%AA%E6%A3%80%E5%A7%94%E4%B9%A6%E8%AE%B0%E8%81%8C%E8%B4%A3%E6%98%AF%E4%BB%80%E4%B9%88 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
纪检委书记职责是什么
