/'kælərɪ; `kælərɪ/
n (abbr 缩写 cal)
1 unit for measuring a quantity of heat 卡路里, 卡（热量单位）.
2 unit for measuring the energy value of food 大卡, 千卡（食物含能量的热值单位）
*An ounce of sugar has about
100 calories. 一盎司的糖含约100大卡的热量.
* Her diet restricts her to
1500 calories a day. 她的规定饮食限制她每天摄入1500大卡的热量.

n[C]
[Date: 1800-1900; Language: French;Origin:Latin calor 'heat']
a unit for measuring the amount of energy that food will produce
　An average potato has about 90 calories.
　a calorie-controlled diet
low-calorie/high-calorie
　a low-calorie snack
　Do you need to burn off a few calories (=lose some weight by exercising) ?
　My wife convinced me to finally start counting calories (=control my weight by being careful about what I eat) .
technical the amount of heat that is needed to raise the temperature of one gram of water by one degree Celsius. It is used as a unit for measuring energy.
>caloric [kə'lɔrɪk, 'kælərɪk (US) kə'lɔːrɪk/