duality
英 [dju?'?l?t?]
美[du'?l?ti]
- n. 二元性；[物] 二象性
英英釋意
- 1. being twofold; a classification into two opposed parts or subclasses;
- "the dichotomy between eastern and western culture"
- 2. (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
- 3. (geometry) the interchangeability of the roles of points and planes in the theorems of projective geometry