on a diet

• M supposed to go on a diet / get a raise
  我应该节食/涨工资。
• He is on a diet to reduce some weight
  他正在节食以减轻体重。
• Love is cooking him a dessert when you are on a diet
  爱是即使你自己在节食，也要为他做美味的甜食。
• Things got so bad recently that he decided to go on a diet
  近来情况变得如此糟糕，以致他决定节食。
• The diet for people who are on a diet imposes overall calorie limits ,
  减肥食谱规定了总的卡路里限制,
• B ： no , thanks . i ' m on a diet
  不用了，谢谢。我现正节食。
• No , thank you . i don ' t need any . you see , i ' m on a diet
  不了，谢谢。我什麽都不要。 ?瞧，我还在节食呢。
• Perhaps / maybe you should put yourself on a diet , or you ' ll be too fat
  可能你要节食了，要不你会太胖。
• It ' s different from going on a diet
  这与节食是不一样的
• Supermodels look so thin because they are always on a diet
  超级模特们看起来那么瘦是因为他们一直在节食。