Duality

(noun.) (geometry) the interchangeability of the roles of points and planes in the theorems of projective geometry.

(noun.) (physics) the property of matter and electromagnetic radiation that is characterized by the fact that some properties can be explained best by wave theory and others by particle theory.

录入:梅林达

• And it was this duality in feeling which he created in her, that made a fine hate of him quicken in her bowels. 戴维·赫伯特·劳伦斯. 恋爱中的女人.
• Birkin, who was watching him, was irritated by his duality. 戴维·赫伯特·劳伦斯. 恋爱中的女人.
• There is only the pure duality of polarisation, each one free from any contamination of the other. 戴维·赫伯特·劳伦斯. 恋爱中的女人.

录入:皮埃尔