bipartite       
adjective  formal uk/ˌbaɪˈpɑː.taɪt/ us/ˌbaɪˈpɑːr.t̬aɪt/
 由两部分组成的;二分的
involving two people or organizations, or existing in two parts
  There was a bipartite meeting on border security.  举行了一个关于边境安全的两部分会议。 
 The authors use a bipartite structure, pairing their projects with thematically linked parables. 作者们使用了一个两部分的结构,将他们的项目和与主题相关的故事配对呈现出来。 
 Compare: tripartite