string(248) "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%E4%BB%A3%E5%8D%96%E6%80%8E%E4%B9%88%E5%81%9A%E5%88%B0%E7%9A%84 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
淘宝代卖怎么做到的
