reactive 

  1. 形容詞
反應性的, 化學反應的
反動的, 反沖的
活性的

    
                        
    2. 
                                            

                

            

            
            

                

                
例句

                

                    
    
                                                    
  1. 
                                Urgent and important, active and reactive .                            
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  2. 
                                At its best , it's proactive – not reactive .                            
    3. 
                                                    
  3. 
                                The planning of defence was always reactive .                            
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  4. 
                                The metal is too reactive to exist naturally.                            
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  5. 
                                Envirotex lite is a reactive polymer compound.                            
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