更改

  }}.</ref>

  }}.</ref>

[[File:Venn's four ellipse construction.svg|thumb|An order-4 Venn diagram, which can be interpreted as a subdivision drawing of a hypergraph with 15 vertices (the 15 colored regions) and 4 hyperedges (the 4 ellipses).（一个4阶维恩图，可以被解释为一个15个顶点（15个着色区域）和4个超边（4个椭圆）的超图的细分图）]]

[[File:Venn's four ellipse construction.png|thumb|An order-4 Venn diagram, which can be interpreted as a subdivision drawing of a hypergraph with 15 vertices (the 15 colored regions) and 4 hyperedges (the 4 ellipses).（一个4阶维恩图，可以被解释为一个15个顶点（15个着色区域）和4个超边（4个椭圆）的超图的细分图）]]