string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%87%8D%E5%A4%8D%E9%93%BA%E8%B4%A7%E6%98%AF%E4%B8%8B%E6%9E%B6%E8%BF%98%E6%98%AF%E5%88%A0%E9%99%A4 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
重复铺货是下架还是删除
