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precautionaryprecautionary英英釋意
      
                    
      
	
      precautionary
      
	
      英 [pr?'k???(?)n(?)r?]
美[pr?'k???n,?ri]

      


	    
      
	
        
    
      • adj. 預(yù)防的；留心的；預(yù)先警戒的
        • 
    
      
	
      

      

    
      英英釋意
      
	
      
	
      1. taken in advance to protect against possible danger or failure;
      "gave precautionary advice"
      "I would take precautionary steps to keep him away"