The course is designed as an introductory survey of marketing topics for students who have not previously taken a marketing course.

本课程是为先前从未念过营销课程的学生所设计介绍营销主题概论的课程。

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An astonishing 10% of all US college students take a survey astronomy course, which makes astro 101 one of the most popular introductory science courses.

令人吃惊的是，全美有10%的大学生选修天文学概况之类的课程，这使得天文学101成为最受欢迎的基础科学课程之一。

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Although close textual reading and interpretation is part of social science tradition, it is often not possible, especially for introductory and intermediate level survey courses.

虽然仔细的阅读并诠释文本是社会科学的传统之一，却通常难以实践，特别是在导论或中等程度的概论课程中。

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