中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>
      

      

      2. 
		
		
      
			
			
      
				
			
      
			
			
		
      
    
      
        
      
            
      
                
      首頁英語詞典uselessuseless英英釋意
      
                    
      
	
      useless
      
	
      英 [?ju:sl?s]
美['jusl?s]

      


	    
      
	
        
    
      • adj. 無用的；無效的
        • 
    
      
	
      

      

    
      英英釋意
      
	
      
	
      1. having no beneficial use or incapable of functioning usefully;
      "a kitchen full of useless gadgets"
      "she is useless in an emergency"
      

      2. not useful;
      "a curiously unhelpful and useless manual"