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      2. 
		
		
      
			
			
      
				
			
      
			
			
		
      
    
      
        
      
            
      
                
                    
      
	
      subset
      
	
      英 ['s?bset]
美['s?bs?t]

      


	    
      
	
        
    
      • n. [數(shù)] 子集；子設(shè)備；小團(tuán)體
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      英英釋意
      
	
      
	
      1. a set whose members are members of another set; a set contained within another set