In one year she turned from a problem child into a model student.

一年内，她从问题儿童变成了模范学生。

《牛津词典》

Thanks to my English teacher, I turned from a problem child into a model student in just one year.

多亏了我的英语老师，我在一年内从问题儿童变成了模范学生。

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As a girl she had been a model student.

还是女孩的时候她一直是模范学生。

《柯林斯英汉双解大词典》

So for each student the tutor builds a model of that Student's current state what the computer thinks they Know and doesn't know, and tries to present the student options that best meet what the tutor thinks are the student's need at that moment.

因此辅导系统会给每个学生,创建一个模型记录他们当前的学习状态,判断他们已经掌握和还不了解的知识,然后给出此时导师认为,最符合他们需要的选择。

麻省理工公开课 - 媒体、教育、市场课程节选

Kembrel sources the clothing from its suppliers, the suppliers send a sample and Kembrel takes a photograph of the clothing worn by a student model and posts it on the site.

FORBES: Kembrel Wants to Link Designer Labels to College Consumers

Who would be so sick as to make up a person just to have them die to intentionally hurt and most publicly embarrass this model of a student-athlete?

FORBES: Who's Been Duped? The Manti Te'o Hoax.

Her cinema sis is real sister Grace Dunham, a poet, model and Brown University student.

FORBES: Names You Need to Know in 2011: Lena Dunham