名词
中文翻译：课程
同义词：
['subject', 'lesson', 'subject matter']
例句：
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1. This course is designed to improve our understanding of English grammar.
这门课程旨在提高我们对英语语法的理解。
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2. The teacher introduced the new course in the classroom.
老师在教室里介绍了新的课程内容。
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3. We need to take a course on how to manage our finances effectively.
我们需要上一堂课学习如何有效地管理财务。