string(292) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%81%9A%E7%9F%AD%E8%A7%86%E9%A2%91%E5%88%9B%E4%B8%9A%E9%9C%80%E8%A6%81%E5%85%B7%E5%A4%87%E5%93%AA%E4%BA%9B%E6%9D%A1%E4%BB%B6 => Failed to connect to 14.116.215.7 port 38225: Connection refused"
做短视频创业需要具备哪些条件
