我关注理论和规则的原因之一就是我认为设计理论在很大程度上是为网页服务的。

One of the reasons I focus on theory and principles here is because I think design theory is under served on the web for the most part.

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文章反映了贵州省旅游研究的进展、学术动态，对今后贵州旅游研究需要进一步关注理论和实践问题提出了建议。

Reflecting the development of tourism studies and academic trends in Guizhou, this article also put forward some suggestion for further theoretical and practical studies of tourism in Guizou.

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书中讨论的一个理论是由乔治·洛扎诺夫提出的，它关注的是暗示的力量。

One theory discussed in the book is that proposed by George Lozanov, which focuses on the power of suggestion.

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In valence bond theory, the focus is on discussing the bonds, but it should look very familiar to you, because there's two types of bonds that we want to discuss here.

在价电子成键理论中，所关注的是讨论成键，但这对于你们来说应该很熟悉，因为这是我们要讨论的两种键。

麻省理工公开课 - 化学原理课程节选

The important thing about Saussure and the discipline of semiotics is the incredible influence that it has had on virtually every form of subsequent literary theory.

索绪尔和其他符号学家都很关注的一件事就是,符号学对于,任意一种文学理论的影响。

耶鲁公开课 - 文学理论导论课程节选