So the arabesque of the plot, as I say, is a matter of encountering bad object choices and overcoming them: -- neatness, busyness--choices which, by the way, are on the surface temptations.

于是剧情精妙的发展，就变成做出错误选择然后克服困难了：,简洁，繁琐，选择其实就是诱惑。

耶鲁公开课 - 文学理论导论课程节选

So, the two most elementary ideas you learn are what is the average velocity of an object, as then ordered by the symbol v-bar.

你们学过的两个最基本的概念是,物体的平均速度,用"v拔"表示

耶鲁公开课 - 基础物理课程节选