你可以写饮食日记，记录你每天都吃了什么。

You can write diet diary to record what you eat every day.

youdao

另外，把自己的饮食日记给别人看会更有效果。

He added that showing your food diary to someone else is even better.

youdao

写饮食日记的好处是只要你不愿欺骗自己就不能作弊。

The great thing about a food diary is you can't cheat at it unless you want to cheat yourself.

youdao

The diet diary--the food frequency is a different kind of questionnaire.

饮食日记,食用频率,是另一种问卷调查方式

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选