许多人吃了太多这类不健康的零嘴，但是其它人则选择较健康的饮食习惯，有些人甚至选择“全天然”的食物，他们拒绝吃任何有化学制品或添加物的食物。

Some even go "all natural."They refuse to eat any food prepared with chemicals or additives.

youdao

你所要做的只是将不健康的食物用更健康的选择来替代——那你将总是吃到更多的健康食物。

All you have to do is replace the unhealthy food with healthier alternatives - and you almost always get to enjoy more of the healthy food.

youdao

选择健康的替代品来取代不健康的和育肥食品—即在食物的量不变的前提下，吃些热量较低的，同时营养均衡的食物。

Instead, replace unhealthy and fattening foods with healthier alternatives — eat the same amount of food as before but eat lower-calorie foods with a healthier balance of nutrients.

youdao

Even if they're given healthy food at the same time, they'll tend to ignore the healthy food and eat a diet like this.

即使同时给它们喂食健康食品,它们也会选择前者的食物,而不吃健康食品

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But if you put a less healthy fat in you get some improvement but less.

如果加入的是不那么健康的脂肪,那么对食物质量的改善就很有限

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If people don't know which foods are healthy well then it argues for education--but notice that that was almost the lowest ranked thing that people said.

要是人们不知道哪些食物是健康的,这关乎教育问题了,然而值得注意的是,这是大家提及最少的一个原因

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选