By working out, you improve your physcial appearance, energize yourself, and accomplish something positive.

通过锻炼，你可以提升你的物理形象，使你充满热情，以及积极的完成事情。

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Re-examine your dissertation topic and see if you can either re-energize yourself about it or find a new topic you can get excited about.

重新检查你的论文主题，看看你能否重新燃起对这个主题的热情或者重新找一个能鼓舞你的。

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