introductory
- adj. 引导的，介绍的；开端的
考试真题
- To measure the effects of Internet-based distractions during class, researchers, evaluated 500 students taking an introductory psychology class at michigan State University.
2018年12月六级真题（第二套）阅读
- Students also benefit from learning something about coding before they get to college, where introductory computer-science classes are packed to the brim, which can drive the less-experienced or-determined students away.
2016年考研真题（英语二）阅读理解 Section Ⅱ