to be on a diet的意思|示意

It's tempting to think that if we take a supplement we can exist on a diet of junk food and still be healthy.

人们很容易想到如果我们补充维生素，那么就可以既吃垃圾食品又能保持健康。

While most men get enough iron in their diet, those who are on a strict diet and are sticking mostly to chicken, egg whites and fish as sources of protein may be running a bit low.

虽然大多数人在饮食中已获得足够的铁质，严格遵循的饮食习惯，其他食物主要是鸡，蛋清和鱼类也可作为蛋白质来源但是效率有点低。

Many people don't like using this word, when referring to their eating habits, because they feel that it is humiliating to be on a diet.

当提到饮食习惯时，许多人很不喜欢这个词，因为他们认为谈论饮食方面是很是羞愧的。

The FDA said that the drug on its own will not work. If you are overweight and use the drug to lose weight you need to be on a "reduced-calorie, low-fat diet, and exercise program, " they said.

据美国FDA介绍，单独使用该药减肥效果不佳，超重的人使用该药减肥需要配合低热量、低脂饮食和适当的锻炼。

The study shows that talking to parents about when to add solid foods to a baby's diet is something that pediatricians should be doing on a regular basis, McCormick said.

麦考密克说，这一研究表明儿科医生应该经常告诉父母何时在婴儿食谱中加入固体食物。

It would be impossible to keep people on a low-sodium diet for years with so much sodium added to prepared foods.

要让研究对象长年遵循低盐饮食，又要给预制食物添加那么多盐，这不可能。