You can use a specialized content element within any topic structure where its base element is allowed.

您可以在任何允许其基本元素的主题结构内使用专门化的内容元素。

youdao

Q: What is the topic structure in the architecture?

问: 什么是在体系结构中主题结构？

youdao

Simpler topic design: the document designer can focus on the structure of the topic without having to foresee every variety of content used within the structure.

更简单的主题设计：文档设计者可以把精力集中在主题的结构之上，而无需预见结构内使用的每一种内容。

youdao

I'm going to stop there and we'll pick up on this topic, not next week, but the week after when we start talking about cell structure.

今天就到这里,我们会继续这个话题的,不是下周,而是在我们开始,讨论细胞结构之后的那个星期

耶鲁公开课 - 生物医学工程探索课程节选

This is the first time the SEC officials addressed the topic and it will open the doors for dozens of crowdfunders to pursue this structure.

FORBES: Will VC Advisors Open The Doors To Crowdfunders?