string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8D%95%E4%BD%8D%E9%9D%9E%E6%B3%95%E9%99%90%E5%88%B6%E4%BA%BA%E8%BA%AB%E8%87%AA%E7%94%B1%E6%A1%88%E4%BE%8B => Failed to connect to 61.171.74.35 port 38027: Connection refused"
单位非法限制人身自由案例
