She finds it impossible to stick to a diet.

饮食老受限制，她觉得受不了。

It's hard to stick to a diet that restricts such a big chunk of the food pyramid.

长期节食，严格限制食物金字塔中基础食物的摄入，困难。

Downside: Long-term adherence. It's hard to stick to a diet that restricts such a big chunk of the food pyramid.

缺点：需长期坚持。要想坚持限制食物金字塔中大量基础食物的摄入，是很困难的。

It actually took me a year or two before I could really stick to a diet and exercise plan without fouling it all up.

其实我搞了两年，才能够真正坚持了我的饮食和运动计划这一切污垢。

I liken it to trying to stick to a diet in a house that is filled with chips, cookies, ice cream, pop and chocolate; you are just making it more difficult on yourself.

就好比在一充满炸薯条、饼干、冰淇淋、汽水和巧克力的房间里想要节食一样，只会让事情越来越糟。