faithless [ˈfeθlɪs]

例句:

• She decided to divorce her increasingly faithless and unreliable husband.
  她决定与越来越花心、越来越靠不住的丈夫离婚。
  
• What if he was faithless to his friends and to his wife?
  要是他对妻子和朋友不忠怎么办?
  来自《权威词典》
• The disc has a heavy surface and the tone is faithless.
  那唱片表面粗陋,音质失真.
  
• Those who say that evolutionists are faithless are wrong.
  来自SA
• But our problem is that we are faithless.
  来自NEWYORKER
• Essential listening for both faithful and faithless.
  来自BBC