polycyclic 

  1. 形容詞
多週期的, 多輪的
(化學上)多環的
多旋圈的

    
                        
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  2. 

    名詞
多環化合物
/此名詞複數為"polycyclics"/

    

    
                        
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例句

                

                    
    
                                                    
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                                Even james bond might see the polycyclic pill.                            
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                                Why do some sleep in polycyclic patterns and some monocyclic ?                            
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                                Polycyclic animals reproduce intermittently throughout their lives.                            
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                                They can break down polycyclic aromatic hydrocarbons styrene and TNT.                            
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                                Rings can fuse with other rings on an edge to give polycyclic compounds.                            
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