translation.en: Now, one way to eat fewer calories is to eat less food, which is why you can lose weight on any diet if you eat less food, or if you restrict entire categories of foods.
translation.zh: 一个减少卡路里摄入的方式是少吃食物， 因此不管你吃什么，少吃就能减肥， 或者限制摄入食物的种类也行。