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单词 venn diagram
释义 venn diagram
\ˈven-\ noun
or venn's diagram
Usage: usually capitalized V
Etymology: after John Venn died 1923 English logician
: a graphic method employing circles or ellipses to represent relations in logic between and operations on classes and the terms of propositions by the inclusion, exclusion, or intersection of these figures and by the use of shading to indicate empty areas, crosses for those that are not empty, and blank spaces for those that may be either
[Venn diagram: AB represents the intersection of sets A and B]
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