n.双重性，二元性

原形：duality复数：dualities

The concept of duality in mathematics refers to the existence of two seemingly different but fundamentally related structures or concepts.
数学中的二元性概念指的是两个看似不同但本质上相关联的结构或概念。
In quantum mechanics, wave-particle duality suggests that particles can exhibit both wave-like and particle-like behavior.
在量子力学中，波粒二象性表明粒子可以表现出波动性和粒子性。
The Yin-Yang philosophy in Chinese culture represents the duality of complementary forces, such as light and dark, or male and female.
中国文化中的阴阳哲学代表了互补力量的二元性，如光明与黑暗，或男性与女性。
In projective geometry, the concept of duality exists between points and lines, where each theorem about one can be transformed into a theorem about the other.
在射影几何中，点和线之间存在二元性，其中关于一个的定理可以转化为关于另一个的定理。
The principle of supply and demand is a fundamental economic duality that governs market dynamics.
供求原则是控制市场动态的基本经济二元性。
In psychology, Carl Jung's theory of the collective unconscious explores the duality of the human psyche - the conscious and the unconscious mind.
卡尔·荣格的集体无意识理论探讨了人类心理的二元性——意识与无意识。
The concept of space-time duality in physics suggests that space and time can be interchanged in certain mathematical descriptions.
物理学中的时空二元性概念指出，在某些数学描述中，空间和时间可以互换。
In computer science, the problem of sorting and searching exhibits duality, as efficient algorithms for one often translate to efficient algorithms for the other.
在计算机科学中，排序和搜索问题显示出二元性，因为其中一个的高效算法通常可以转化为另一个的高效算法。
The duality of good and evil is a recurrent theme in literature, exploring the moral complexities and choices faced by characters.
善恶二元性是文学中常见的主题，探讨角色面临的道德复杂性和选择。
In thermodynamics, the laws of thermodynamics hold true whether we consider heat as a flow from high to low temperature or work as a transfer from one system to another - this is known as the work-energy duality.
在热力学中，无论我们考虑热量从高温流向低温还是工作从一个系统转移到另一个系统，热力学定律都成立——这就是所谓的功能二元性。