account forとは 意味・定義・例文
1. give the reason for; explain
理由を説明する
            
            
    How did you account for these differences?
    
    2. form the total of an amount of something; occupy; represent
割合を占める
            
            
    80% of all the fresh water on earth is frozen as ice or snow. This accounts for 12% of the earth’s surface.
    
      
