knuckles 

  1. 名詞
knuckle複數: 指關節, 指根關節
(四足獸的)膝關節
食用的: 肘, 蹄
鉸鏈的關節, 鉸鏈的接合
限定單數可數名詞:
a rap on/over/across the knuckles:
嚴厲的批評
厲聲的指責
憤怒的譴責

    
                        
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  2. 

    動詞
knuckle第三者單數現在式:
不及物動詞:
用指關節按壓
用指關節摩擦
及物動詞:
用指關節按壓...(物、人)
用指關節摩擦...(物、人)
knuckles down:
下功夫
開始認真工作

    


    
                        
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例句

                

                    
    
                                                    
  1. 
                                Do you crack your knuckles a lot ?                            
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  2. 
                                His knuckles brushed against her breast.                            
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  3. 
                                See cumuliform anvil, knuckles , mushroom.                            
    4. 
                                                    
  4. 
                                He rapped on the Thing with his knuckles .                            
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  5. 
                                Measure from your knuckles to the ground .                            
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