heptagon 

  1. 名詞
七角形, 七邊形
/此名詞複數為"heptagons"/

    
                        
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例句

                

                    
    
                                                    
  1. 
                                I think it's a heptagon .                            
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  2. 
                                Erm usually called a heptagon .                            
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  3. 
                                A seven-sided shape is a heptagon .                            
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  4. 
                                The badge is a black heptagon bearing a silver owl, the whole contained within a red annulet.                            
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  5. 
                                Another "28" is found in a mysterious heptagon , made from 28 lines ... also in the mentioned studiolo:                            
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