他说，尽管如此，蒙古仍面临巨大挑战，因为与中国和俄罗斯打交道不是易事，而我们现在正同时与二者周旋。
Nevertheless, Mongolia's challenge is huge: 'dealing with China and Russia is hard work, and we are dealing with them at the same time,' he said.
尽管这对我们中国人意味着巨大的成就，但我们在未来正面临着新的挑战，并需要在空间技术方面进行继续研究。
Although it means a great achievement for us Chinese, we are facing new challenges in the future and need to do further research in space technology.
据宋海岩教授说，对于未来二十年后中国旅游市场激增的预测意味着中国正面临着巨大的挑战。
According to Professor Haivan Song, the travel boom forecast for China over the next two decades means the country faces huge challenges.
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