形容词
中文翻译：外部的
同义词：
['off-campus', 'extracurricular', 'non-classroom']
例句：
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1. The extramural activities are a great way to get involved in the community.
课外活动是参与社区的好方法。
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2.Extramural sports programs are becoming increasingly popular among students.
课外体育项目在学生中越来越受欢迎。
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3. Many universities offer extramural courses that can enhance your academic experience.
许多大学提供课外课程，可以丰富你的学习体验。