string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%A5%E4%BB%B7%E5%8D%95%E5%AE%8C%E6%95%B4%E6%95%99%E7%A8%8B%E6%80%8E%E4%B9%88%E5%81%9A => Failed to connect to 101.89.117.144 port 38076: Connection refused"
报价单完整教程怎么做
