求翻译：报读在职研究生不必放弃现在有的工作，经济负担小，况且还能继续深造考博士。边工作边学习就可以取得文凭。这样既节省了时间，又可以积累工作、社会经验，同时通过更高一级的学习来提高自己的理论知识水平。是什么意思？

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Enroll now in-service graduate students don't have to give up some of its work, the economic burden, and will be able to continue his studies, Dr. (PAS). While working on you can learn about obtaining a diploma. This not only saves time, and can be accumulated work, social experience, with a higher