实际上，甚至并不是所有的教授都是全职教授。

In fact, not even all professors are full professors.

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助理教授，副教授和全职教授行使许多职责。

Assistant, associate and full professors perform many duties.

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她说，她在亨特的同学学术能力“参差不齐”，并且她的许多课程都是由研究生而不是全职教授来教的。

She says there's a 'wide variety' of academic ability among her Hunter classmates and that many of her courses are taught by graduate students, rather than by full professors.

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