string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%80%BB%E8%BE%91%E5%88%A0%E9%99%A4%E8%AE%B0%E5%BD%95%E7%9A%84%E5%91%BD%E4%BB%A4%E6%98%AF => Failed to connect to 61.171.74.35 port 38027: Connection refused"
逻辑删除记录的命令是
