VOA慢速英语:美国世界史大学预修课的争论

course - n. a series of classes about a particular subject in a school

engage - v. to get and keep (someone's attention, interest, etc.)

impression - n. the effect or influence that something or someone has on a person's thoughts or feelings

society - n. people in general thought of as living together in organized communities with shared laws, traditions, and values

foundation - n. something (such as an idea, a principle, or a fact) that provides support for something