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"We are all haunted by the past, and the past is always present."

The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.

能源安全是國家發(fā)展的重要保障，我們必須加大科技創(chuàng)新力度，提升油氣勘探開發(fā)效率。

"The key to innovation is diversity of thought."