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      首頁英語詞典tautologytautology英英釋意
      
                    
      
	
      tautology
      
	
      英 [t??'t?l?d??]
美[t?'tɑl?d?i]

      


	    
      
	
        
    
      • n. 同義反復(fù)；無謂的重復(fù)
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      英英釋意
      
	
      
	
      1. (logic) a statement that is necessarily true;
      "the statement `he is brave or he is not brave' is a tautology"
      

      2. useless repetition;
      "to say that something is `adequate enough' is a tautology"