calorie

A potato has about 90 calories.

一个马铃薯大约有90卡路里的热量。

a calorie-controlled diet

控制热量的日常饮食

I need to burn off a few calories (= lose some weight by exercising ) .

我要消耗掉一些卡路里。

My wife convinced me to finally start counting calories (= control my weight by being careful about what I eat ) .

我妻子终于说服我开始计算卡路里、控制体重。