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经济研究应旨在为现实世界的决策提供信息。
The Langlands program is a reflection of the depth and beauty of mathematical thought.
The best architecture comes from a synthesis of all the elements that separately comprise a building: the structure that holds it up; the services that allow it to function; its ecology; the quality of natural light; the symbolism of the form; the relationship of the building to the skyline and the surrounding public space.
能源领域的领导力意味着为了更美好的明天而在今天做出艰难的决定。