双方的这些变化使中非关系也有了新的内容和变化。 这些变化的主要特征是在原有的基础上更加充实和丰富。

These changes have added new contents and possibilities to China-Africa relations and the main features of these changes become more enriched and diversified on the existing basis.

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那么你们该如何训练你们的新陈代谢系统进行脂肪消耗，至使自己可以拥有能量，持久力以及活力来练习你们在这本书中学到的一切并活得丰富和充实？

So how do you train your metabolism to burn fat so that you have the energy, endurance, and vitality to put into practice everything you've learned in this book and live life to the fullest?

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而课外写作使我们的生活更加丰富，更加充实。

Due to reading, the extracurricular life will be even more wonderful.

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