I see this as a course that's an introduction to the literature of a period, to modern poetry.

我觉得，这只是一门引导性课程,引导大家关注某一时期的文学创作和现代诗歌。

耶鲁公开课 - 现代诗歌课程节选

All right, that's just an opening thought about why melodies show up in the top part of the texture.

好吧,这只是一个引导性的思考,为什么旋律会出现在织体的上部

耶鲁公开课 - 聆听音乐课程节选

Next introductory remark: A lot of today's talk is going to be devoted to business.

下次关于这种引导性的讨论：,今天讨论的很多内容将会用于商业。

耶鲁公开课 - 死亡课程节选

Because my question, ?" my guiding question was "what would contribute to happiness?"

因为我的问题，我的引导性问题是“什么会对幸福有贡献“

哈佛公开课 - 幸福课课程节选