di·a·gram·mat·ic
adjective/ˌdaɪəɡrəˈmætɪk/
/ˌdaɪəɡrəˈmætɪk/
- in the form of a simple drawing using lines to explain where something is, how something works, etc.
简图；图解；图表；示意图 Oxford Collocations DictionaryDiagrammatic is used with these nouns:- representation