It is lost in a number of ways.

它以多种方式散。

The more you give away, the colder you feel.

散越多，你就会感觉越冷。

It can be lost as heat during respiration, or it can be lost in waste materials such as feces.

它可以在呼吸过程作为散，也可以在粪便等散。

Most heat loss occurs when unprotected surfaces radiate heat away from the body.

散大多由于体表未经防护而向体外放射。

The money that a man has, he may lose.

人钱财会去，而且可能在急需之时偏偏散殆尽。

When I was growing up I was told that you lose half your body heat from your head.

从小别人就告诉我头会散身体一半。

In most fishes, this heat would be lost back out into the ocean through the gills.

大多数鱼类通过鳃散到海洋里了。

The Milu deer were lost, never to be seen in the area again.

原来在皇家猎苑麋鹿散了这之后再也没有人看过它们身影。

And so the idea that half your body heat is lost through the head slowly became a popular myth.

所以你身体一半通过头部散这个说法就慢慢变成了一个流行迷信。

In the process, he uncovered numerous lost works, almost half of which were written by African-American women.

在研究过程，他发现了大散文学作品，其几乎一半都是美国黑人女性写。

But Mars' atmosphere is about 100 times thinner than Earth's, so heat from the sun can easily escape.

但火星大气层比地球大气层薄 100 倍左右，因此来自太阳很容易散。

Think of heat as an actual quantity of stuff: . The more you give away, the colder you feel.

如果把当作一个有重体，散越多，你就会感觉越冷。

Anyway, whichever answer is correct, the US army obviously thinks a large percentage of body heat escapes through the head.

不管怎样，无论哪个答案是正确，很显然美军认为身体很大一部分是从头部散。

Offer warm liquids, but avoid alcohol and caffeine, which speed up heat loss.

提供温液体， 但避免酒精和咖啡因， 它们会加速散。

Well, in my quiz question I asked how much heat the US army guide says is lost through the head.

嗯，在我问题，我问你美军指南说有多少从头部散。

Fur alone doesn't keep you warm, and usually heat gets lost through  the skinniest parts of your body.

单靠毛皮并不能为您保暖，而且通常会通过身体最薄部位散。

Likewise, if you wanted to raise body temperature, vasoconstriction reduces blood flow, which means less heat gets lost through the surface of the skin.

同样，如果你想提高体温，血管收缩会减少血液流动，通过皮肤散会相应减少。

Basically, being big means your body has more volume relative to surface area, so you lose less heat to the environment.

基本上， 大意味着你身体相对于表面积有更多体积，所以你向环境散更少。

According to the 'Cold Weather Survival' chapter of the US army field guide, how much heat is lost in the cold through an uncovered head?

根据美军战地指南“寒冷天气求生”这一章，不加任何防护措施头会散多少？

Wow! This question really is blowing hot and cold - now I have no idea how much heat is actually lost from the head!

哇！这个问题真是反复无常 —— 现在我已经不知道实际上有多少从头部散了！