n.  大卡，千卡（测量食物含热量的单位）

• a low-calorie drink/diet  低热量的饮料/饮食

• Big fast food chains in New York City have started to obey a first-of-its-kind rule requiring them to post calorie counts right on the menu. 把卡路里数写在菜单上

• No sugar for me, thanks — I’m counting my calories.

  我不要糖，谢谢。我在控制摄取的热量。