duality theory

例句：

1. 1.The duality theory of gender suggests that men and women are fundamentally different.
   性别的双重理论认为男性和女性本质上是不同的。
2. 2.This duality theory has been widely accepted by scholars and practitioners alike.
   这一双重理论已经被学者和实践者广泛接受。
3. 3.The duality theory emphasizes the importance of individual differences in understanding human behavior.
   双重理论强调理解人类行为时个体差异的重要性。