To talk about why we have gender in the first place, we need to go back to the three theories that sociology is built on: structural functional theory, symbolic interaction theory, and social conflict theory.
要首先讨论我们为什么会有性别，我们需要回到社会学赖以建立的三个理论：结构功能理论、符号互动理论和社会冲突理论。