But most interactions add details or change body text or overlay data on the existing pages.
但多数交互都是在已有页面上增加细节、修改主体文本或者覆盖原有数据。
2
With the ability to add a custom overlay to each clip uploaded to MySpace, MTV Networks gains something even more important than advertising and follow-on sales.
通过在视频节目上添加的自定义覆盖层，MTV获得的不仅仅是更多的推广渠道和后续的销售收入。
3
To add toolbar buttons you'll need to describe them in the XUL overlay.