(computer science) a rigorous and exhaustive organization of some knowledge domain that is usually hierarchical and contains all the relevant entities and their relations
the metaphysical study of the nature of being and existence
造句
One simple use of ontologies in portal sites is for organization and browsing. 在門戶網站中，本體的一個簡單使用就是利用其進行組織和瀏覽。
Queries could exploit wine ontologies to retrieve wine relevant information. 查詢能夠使用葡萄酒本體對與葡萄酒相關的信息進行檢索。