我正在尝试使用 RMarkdown 制作静态网页。我想定义一个 UI，它有第一层选项卡，然后是第一层下面的选项卡。我已经在RMarkdown: Tabbed and Untabbed headers上研究过类似的问题。但这个答案对我的事业没有帮助。请在下面找到我想要实现的选项卡结构。
| Results
* Discussion of Results
| Quarterly Results
* This content pertains to Quarterly Results
| By Product
* Quarterly Performance by Products
| By Region
* Quarterly Performance by Region
* Final Words about Quarterly Results
| Yearly Results
* This content pertains to Yearly Results
| By Product
* Yearly Performance by Products
| By Region
* Yearly Performance by Region
* Final Words about Yearly Results …