过去几年中科学家研究了某些活动和饮食对体重增加的影响，没有研究超重或肥胖者减肥的个案。

Rather than studying weight loss in overweight or obese individuals, scientists looked at how certain activities and diet affected weight gain over several years.

youdao

过去几年中科学家研究了某些活动和饮食对体重增加的影响，没有研究超重或肥胖者减肥的个案。

Rather than studying weight loss in overweight or obese individuals, scientists looked at how certain activities and diet affected weight gain over several years.

youdao