paradigm

/ˈpærəˌdaɪm/
(specialist or formal) a typical example or pattern of sth 范式；范例；典范；样式
a paradigm for students to copy
供学生效法的榜样
The war was a paradigm of the destructive side of human nature.
那场战争尽显人性中具有破坏性的一面。