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在我的一生中,大自然的新景象让我像孩子一样欢欣鼓舞。
All my life through, the new sights of Nature made me rejoice like a child.
力的统一不仅是数学上的梦想,更是物理上的必然。
Innovation is the key to transforming the traditional coal industry into a modern and efficient sector.
The past is not dead; it is not even past.