An ontology defines a common vocabulary for researchers who need to share information in a domain. It machine-interpretable definitions of basic concepts in the domain and relations among them.

• 本体为分享某个领域的信息的研究人员定义了公共的词汇。本体是某个领域中基本概念的机器可解释的基本概念的定义和这些概念之间的关系的定义。