It looks, then, as if evolution has bolted into men a psychological mechanism to keep them in the family.

在这一点看来，似乎是进化论用心理机制把男性和他们的家庭拴在了一起。

So, there's various psychological mechanisms that this gives rise to.

因此， 这引起了各种心理机制。

With practice the personal distortive layers of subconscious material could be recognized without difficulty, and even these will give you valuable insights into psychological mechanisms.

经由练习，就可以不难识别个人的潜意识资料的扭曲层，甚至，这些还会让你们对心理机制有珍贵的深入了解。

The logic goes like this then: difference in the size of sex cells leads to differences in typical parental investment, leading to differences in the sorts of psychological and physiological mechanisms that evolved.

逻辑是这样的：性细胞大小的差异导致典型的亲代投资的差异，从而导致进化的心理和生理机制的差异。