It comes from habitual consumption

这源于习惯性消耗
when people's foods are restricted in variety,

即当人们进食的食物种类有限时
and people continually consume things that are dominant in carbohydrate,

使人们不断地消耗富含糖类
low in protein.

却缺乏蛋白质的食物
The slide gives you several examples of this.

幻灯片会给你们一些例子
It leads to stomach bloating due to fluid retention

由于水肿和堆积在肝脏的脂肪
and fat accumulation in the liver,

会导致胃部膨胀
and then you get the picture that you see like this.

你们可以看到这样的图片
The individual on the right is malnourished in a much different way

右边这个是营养不良的个体
then the previous slide

与之前幻灯片
that was--that you--that depicted the child with marasmus:

所描述的消瘦的孩子有很大不同
both malnourished but differentially malnourished

都是营养不良却形成不同类型的营养不良