innate

Americans have an innate sense of fairness.

美国人有一种天生的公平感。

Aggression is a kind of innate survival mechanism, an instinct for self preservation, that allows animals to defend themselves from threats to their existence.

攻击性是一种天生的生存机制，一种自我保护的本能，使动物能够保护自己不受生存威胁。

He can't change the innate conservatism in the country.

他改变不了这个国家根深蒂固的保守主义。