The term is out there a little bit now in the popular press

这个术语在如今的大众传媒上也多次出现
so you may have heard the term,

所以你可能曾听过这个术语
but it's a very interesting concept.

这是个有趣的概念
The idea behind food deserts, and the first definition of this

食品沙漠背后的意义首先说最初定义
came from a group in England is this:

由一个来自英国的研究小组提出
that it's areas of relative exclusion where people experience

定义是那些人们因为物质和经济上的障碍
physical and economic barriers to accessing healthy foods.

而无法获得健康食品的相对排外的区域
The idea there is depending on where you live,

这个概念取决于你住在哪里
your access to food might vary a lot compared to people

同住在其它地区的人相比
that might live in other areas.

你们能吃到的食物各不相同
Where you live becomes a pretty important determinant of

住在哪里成为了你必须买什么食物的
what foods you have to buy.

重要决定性因素