他们认为我是很讲原则的一个人，专业知识过硬。
They think I am one explaining the principle very much, the professional knowledge is really up to the mark.
他们认为我是很讲原则的一个人，专业知识过硬。
Most people believe that I am a principled man with skilled techniques.
美术学开设课程旨在帮助学生掌握扎实的理论基础和过硬的专业知识。
The fine art aims to help students have a solid theoretical foundation and excellent art expertise.
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