string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%9B%B6%E9%A3%9F%E6%89%B9%E5%8F%91%E4%BB%A3%E7%90%86%E6%80%8E%E4%B9%88%E5%81%9A => Failed to connect to 61.171.74.35 port 38027: Connection refused"
零食批发代理怎么做
