unselfishly [ʌn'selfɪʃlɪ]

例句:

• She has loyally and unselfishly spent every day at her husband's side.
  她每天都忠诚、无私地陪在她丈夫身边。
  
• It may be that, so placed, you - being the noble - minded paragon that you are - would behave unselfishly.
  也许, 你是品德高尚的杰出人物,即使得到了那种位置, 你会表现得毫不自私.
  
• He acted unselfishly when he helped her get the promotion.
  他在帮助她获得晋升时做得非常无私.