在这样的危急关头，改进天文学101的教学显然是符合国家最高利益的。
With so much at stake, it is clearly in our nation's best interests to improve the teaching and learning of Astro 101.
在这样的危急关头，改进天文学101的教学显然是符合国家最高利益的。
With so much at stake, it is clearly in our nation's best interests to improve the teaching and learning of Astro 101.
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