A hierarchical system or organization is one in which people have different ranks or positions, depending on how important they are.
例句
...the traditional hierarchical system of military organization.军事组织内传统的等级制度
英英词典释义
Adjective
1. classified according to various criteria into successive levels or layers;
"it has been said that only a hierarchical society with a leisure class at the top can produce works of art""in her hierarchical set of values honesty comes first"