清华大学留学生办公室主任吴运新（音译）认为，2008年经济危机后留学生人数增长源自多方面因素。

Wu Yunxin, director of the foreign student affairs office at Tsinghua University, believes there are many reasons for the rise in overseas students since the financial crisis of 2008.

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来自清华大学的吴运新对此也表示同意，称留学生们需要一些指导，以便其能够更好地去遵守目前自己所在国家的规章和制度。

Wu Yunxin from Tsinghua also agrees that foreign students require guidance in observing the rules of their host country.

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黏菌放弃了海盐附近的卷须，形成了一个新的公路网，将食物通过这个新路线高效地运过了加拿大。

The slime mold abandoned its tendrils near the salt and then grew a new highway pattern that efficiently rerouted food across Canada.

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