dual 

  1. 形容詞
雙的, 兩的
雙重的, 雙倍的

    同義字詞
binary,bipartite,double,double-barreled,double-edged,duplex,twin,twofold

  2. 名詞
雙數
雙數詞
對偶
/此名詞複數為"duals"/

    
                        
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例句

                

                    
    
                                                    
  1. 
                                The dual sunroof is just awesome .                            
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  2. 
                                The rhetoric serves a dual purpose.                            
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  3. 
                                They serve a dual purpose for Oracle.                            
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  4. 
                                A Hurst Dual Gate shifter was standard.                            
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  5. 
                                The dual system did cause some problems.                            
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