Scientists from the National Institute of Diabetes and Digestive and Kidney Diseases measured the energy content of America's wasted food.

VOA: special.2010.11.23

With the recent spike in food prices around the world that you've all heard of because of rising energy costs.

大家都听说了,由于能源价格上升,导致了全球食品价格的飞涨

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Okay, so the body has a way of metabolizing and making use of the food such that you can get energy or nutrients from it.

对的,身体可以代谢并利用食品,从中获取能量和营养

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Economists blamed the crisis on different causes, including high energy costs, bad weather and the use of food-crop lands for biofuel production.

VOA: special.2010.03.23

So it's the amount of energy, usable energy for the body that a food provides.

所以卡路里是能量的总额,食物所提供的被人体吸收的能量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Being in a warmer environment,up to a point, will lead to decreased energy expenditure and therefore, at the same amount of food intake,weight gain."

VOA: special.2010.12.21

A kilocalorie, and this is really what we--when people talk about calories, how many calories in food, it's really kilocalories that they're referring to, but that would be the energy required to raise a kilogram of water one degree centigrade.

一千卡,是人们讨论卡路时是真正用的单位,当提起食物中的热量,人们指的是多少千卡,一千卡,是将一千克水提升1℃所需要的热量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The Texas researchers estimated the energy intensity of preparing food from agriculture, transportation,processing and food sales.

VOA: special.2010.11.23

The ones who would conserve energy, that is they were sedentary when possible, other then when they had to go get food would again not waste their calories but would save them and contribute to the gene pool.

那些保存能量的人,那些能躺不坐,能坐不站的人,除非必须再次寻找食物,否则是绝对不会浪费能量的人,也是对基因库有贡献的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Physical activity burns calories - the energy stored in food.

VOA: special.2010.06.08

If you take in more calories than you consume, it gets stored in the fat cells, that's the energy bank that you can draw upon if you don't have enough food and starvation or famine were an issue.

如果你摄入的热量超过消耗的,热量就会存储在脂肪细胞中,这就是能量库,你可以在,食物不够以及饥饿或饥荒的时候利用它

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

He lists three essentials for life on this tough new planet: food,energy and the Internet.

VOA: standard.2010.04.21

And if your body is biologically programmed to defend itself gainst famine or starvation which is what humans and animals have faced over all the centuries then you're going to seek out the energy dense food and that's why those foods taste inherently better.

在生物学角度,你的身体本身一直在,抵御饥荒和饥饿,是人和其他动物几世纪来一直面对的问题,所以你就主动寻找高能量的食品,这也是为什么这些食品比较好吃

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The World Food Program says it provided high energy biscuits to 7,000 people last week and on Friday it began distributing a one-month ration of cereals, pulses,vegetable oil, salt and sugar to 10,000 people.

VOA: standard.2009.08.21

There are probably those of you in the class already who are outraged by things like the modern food environment, how much energy it takes to transport things from place to place, lack of concern with sustainability and issues like this, and you'd like to see social change.

在坐的各位当中可能已经有人,对目前的食品环境感到愤怒,很多能量浪费在食品相关的运输上,忽略了对可持续性的关心等问题,你可能希望社会会有所改变

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选