carboniferous 

  1. 形容詞
石炭紀的, 石炭系的
產碳的, 含碳的

    
                        
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  2. 

    名詞
不可數名詞:
石炭紀, 石炭系
石炭層

    

    
                        
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例句

                

                    
    
                                                    
  1. 
                                Swamps covered the state during the Carboniferous .                            
    2. 
                                                    
  2. 
                                The underlying geology is of carboniferous limestone.                            
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  3. 
                                The geology is represented by carboniferous coal measures.                            
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  4. 
                                The Carboniferous mineralisation shows no such relationship.                            
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  5. 
                                The lithology model for Carboniferous formations is complex.                            
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