You'll have to eat a varied diet so you don't have a vitamin deficiency.

保罗：你必须吃多样化的饮食，这样你才不会缺乏维生素。

The prolonged PT time makes me think she's got a vitamin K deficiency.

延长的凝血时间让我认为她患有维生素" K" 缺乏。

If you had a " vitamin deficiency, " you would be lacking, or not having enough of certain vitamins.

如果你有“维生素缺乏症”，你就会缺乏或没有足够的某些维生素。

In review studies, researchers have linked vitamin D deficiency to depression, particularly in older adults.

在综述研究中，研究人员将维生素D缺乏与抑郁症联系起来，尤其是老年人。