hereditary

蓝眼睛是家族遗传特征。

Blue eyes are a ___hereditary trait in our family.

这个节日是世代相传的传统。

This festival is a ___hereditary tradition passed down through generations.

这种眼疾是遗传性的，在家族中代代相传。

This eye condition is ___hereditary, passing down through generations in the family.