Those can only be sold early before the lunches start,

那些食品仅早在午餐开始之前
and later after all the lunches finish.

及午餐结束之后出售
One of the things that's been talked about a lot is that

谈论最多的话题之一便是
we need an expanded definition of foods of minimal nutritional value.

我们得延伸对营养价值过低食品的定义
I have this list up here, and if you just want to take a moment

我这有列个食品单花些时间
and just jot down which one you personally would consider junk food.

略记下哪些你个人认为会是垃圾食品
What do you think is a food of minimal nutritional value?

你认为什么样的食品是营养价值过低的
Then, I'm going to show you

我会标出哪些食品
which ones technically are foods of minimal nutritional value.

严格说来是营养价值过低的食物
What's striking about this is what's not:

值得注意的是哪些不属于营养价值过低的
so French fries, ice cream, candy bars,

炸薯条冰欺凌糖果条
cookies, chips, snack cakes, and donuts

曲奇饼薯片蛋糕甜甜圈