system [ˈsɪstəm]

以下由轻松背单词网站提供

n.系统，体系，制度，方式，秩序，分类原则

a set of connected things or devices which operate together

He is good at the subject of social system. 他擅长于社会制度问题。
He created a new system of teaching foreign languages. 他创造了一种新的外语教学体系。