string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E8%83%BD%E5%81%9A%E5%BE%AE%E5%95%86%E5%8D%96%E8%B4%A7 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
怎么能做微商卖货
