名词短语
中文翻译：预科课程
同义词：
['preparatory course', 'introductory course']
例句：
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1.The subfreshman course is designed to help students transition from high school to college.
预科课程旨在帮助学生从高中过渡到大学。
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2. Many students choose to take a subfreshman course as a way to explore their interests and gain academic proficiency before entering their major.
许多学生选择上预科课程，作为探索兴趣和获得学术能力以便进入专业之前的一种方式。
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3. The subfreshman course is often the first step towards a successful college career.
预科课程往往是通往成功大学生涯的第一步。