string(276) "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%E7%9A%84%E6%A0%BC%E5%BC%8F%E5%92%8B%E5%86%99%E5%9B%BE%E7%89%87%E5%A4%A7%E5%85%A8 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
报价单的格式咋写图片大全
