名词
中文翻译：课程
同义词：
['subject', 'lesson', 'subject matter']
例句：
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1. Shetook the course in computer programming last semester.
她上个学期学了计算机编程这门课。
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2. The teacher explained the coursecontent to us clearly.
老师清楚地向我们解释了课程内容。
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3. Students are required to complete acertain number of courses before graduation.
学生在毕业前必须完成一定数量的课程。