研究进一步证明 meaning in Chinese

your thoughts really are scattered study shows

The studies add to a growing body of evidence about the role of diet in cancer
这两项研究进一步证明了饮食对于防癌的作用。
The finding adds to a growing body of evidence that a lack of vitamin d in our diets may mean people are not getting the full benefits of the nutrient
该研究进一步证明，饮食中缺乏维生素d会导致人们的营养得不到全面的吸收。
The finding adds to a growing body of evidence that a lack of vitamin d in our diets may mean people are not getting the full benefits of the nutrient
该研究进一步证明，饮食中缺乏维生素d会导致人们无法完全营养中的有益物质。