求翻译：在大学期间，我系统地学习了电子技术、工厂供电等专业知识，并在课余主动自学英语和计算机知识，顺利通过了大学英语四级考试和全国计算机一级考试。是什么意思？

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During college, I systematically studied electronic technology, plant electricity supply, and expertise in after-school initiative, and self-study English and computer knowledge, and to smoothly through the university level 4 English examination and the National Computer-level examinations.

In university period, I have studied the electronic technology, the factory power supply systematically and so on the specialized knowledge, and studies independently on own initiative in the after school English and the computer knowledge, smoothly passed the university English four levels of tests

In College, I systematically studied electronics technology, factory power supply, expertise, and in students ' self-learning English and computer literacy, successfully passed the college English test band four exam and national computer.

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