在VideoScribe图库中输入关键词搜索时会出现带购买角标的收费图片，价格一般是1-10美元/张。官方图库并未分类展示收费图片，它们仅仅出现在具体的搜索结果中，无法批量打包下载，只能按需下载。课优课美网(qyouqme.com)提供上述收费图片的代下载服务。
https://qyouqme.com/videoscribe%e5%ae%98%e6%96%b9%e5%9b%be%e5%ba%93%e6%94%b6%e8%b4%b9%e5%9b%be%e7%89%87premium%e5%9b%be%e7%89%87%e4%bb%98%e8%b4%b9%e5%9b%be%e7%89%87%e4%bb%a3%e4%b8%8b%e8%bd%bd.html
https://qyouqme.com/videoscribe%e5%ae%98%e6%96%b9%e5%9b%be%e5%ba%93%e6%94%b6%e8%b4%b9%e5%9b%be%e7%89%87premium%e5%9b%be%e7%89%87%e4%bb%98%e8%b4%b9%e5%9b%be%e7%89%87%e4%bb%a3%e4%b8%8b%e8%bd%bd.html
