string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BD%91%E5%BA%97%E9%87%8D%E5%A4%8D%E9%93%BA%E8%B4%A7%E6%9C%89%E4%BB%80%E4%B9%88%E4%BD%9C%E7%94%A8%E5%90%97 => Failed to connect to 101.89.159.206 port 38087: Connection refused"
网店重复铺货有什么作用吗
