For instance, the hornet still gets the vast majority of its energy from food.

例如，食物仍是大黄蜂最主要的能量来源。

youdao

The upshot is that gut microbes not only release energy from food, they also encourage bodies to store that energy as fat and to keep the fat on.

那么结论便是肠道微生物不仅分解食物释放能量，而且刺激肌体将这些能量以脂肪的形式贮存起来，并且不断地沉积。

youdao

But the pancreas is a fish-shaped organ that makes digestive enzymes and insulin and other hormones that enable the body to make energy from food.

但是胰腺这个形如鱼状的消化腺负责分泌消化酶和胰岛素以及其他一些激素，这些物质都和人体从食物转化能量紧密相关。

youdao

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

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

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

Eliminating free radical production would involve completely redesigning aspects of our metabolism, especially the way we use oxygen to extract energy from food.

FORBES: The First Person to Live to 150 Has Already Been Born--Revisited!

As a result, about 25% of the energy humans get from food goes to the brain, and about 20% of its oxygen, as well.

FORBES: Is It Ethical to Make Animals As Smart As People?

But all of that activity is focused on extracting energy and nutrients from food, so along with the hydrogen gas, the microbes are also packing in more calories for the host, which can lead to weight gain.

CNN: Can you smell obesity?