string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A4%96%E8%B4%B8%E6%8A%A5%E4%BB%B7%E5%8D%95%E6%80%8E%E4%B9%88%E5%81%9A => Failed to connect to 125.88.227.171 port 38062: Connection refused"
外贸报价单怎么做
