string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BE%AE%E5%95%86%E6%80%8E%E4%B9%88%E6%A0%B7%E6%89%8D%E8%83%BD%E5%81%9A%E5%A5%BD => Failed to connect to 14.18.117.71 port 38069: Connection refused"
微商怎么样才能做好
