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In the world of atoms and electrons, the laws of classical physics are no longer valid, and we must turn to quantum mechanics for a proper description.
在原子和电子的世界中,经典物理学的定律不再有效,我们必须转向量子力学以获得正确的描述。
We wish to discuss a structure for salt of deoxyribose nucleic acid. This structure has novel features which are of considerable biological interest.
Innovation is at the heart of what we do; it's how we will meet the dual challenge of providing affordable energy while reducing environmental impact.
街道因比夜晚更黑暗的东西而黑暗。