string(294) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B7%98%E5%AE%9D%E5%8D%96%E5%AE%B6%E9%9C%80%E8%A6%81%E9%81%B5%E5%AE%88%E7%9A%84%E8%A7%84%E5%88%99%E6%98%AF%E4%BB%80%E4%B9%88 => Failed to connect to 101.89.117.144 port 38022: Connection refused"
淘宝卖家需要遵守的规则是什么
