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1·The cave-making recipe calls for a steady emission of volcanic gas and heat, a heavy annual snowfall at an elevation high enough to keep it from melting during the summer.

洞穴的形成需要火山气体和热量的稳定释放，海拔高到足以防止每年的大量降雪在夏季融化。

2·Accomplishing this feat requires adaptations both to generate heat in the turtle's body and to keep it from escaping into the surrounding waters.

完成这一壮举需要适应，既要在龟体内产生热量，又要防止它逃入周围的水域。

3·Set your dryer on low or medium heat, and keep the dryer about six to eight inches away from your hair.

把你的吹风机调到低档或中档热度，离头发大约六到八英寸远。

4·Remember this is still producing a tremendous amount of heat assuming we can still keep it cool from the emergency coolant injection.

记住，这仍然会生成大量的，热量，假设我们仍然可以将它保持，冷却，从紧急冷却剂加入里。

5·Keep bottled water away from heat, which promotes leaching of chemicals.

使瓶装水远离热源，过热会促进化学品浸出。

6·Those high, wispy clouds actually keep Earth warm, like a blanket, by preventing heat from escaping into space.

实际上，那些高空的束状云是为地球保暖的，它们的作用很像地毯，阻止了热量流失到太空中。

7·Some just prefer to sleep outside, to keep watch over their property, or to get out from the stifling heat indoors.

还有的只是喜欢睡在室外，方便看守他们的财产，或者是为了远离室内的闷热。

8·Reduce the heat to medium-low, cover the pot, and simmer the meatballs for 2 hours, adding some water if necessary to keep the mixture from sticking to the bottom of the pot.

将肉丸添加到煮沸的白菜汤中，减弱火势至中低档，盖上锅盖，再慢煮的肉丸汤2小时，如果需要，可添加水，以保证汤料混合物不沾锅底。

9·During a nuclear fission chain reaction, the tubes heat up to extremely high temperatures, and the way to keep them safe turns out to also be the way to extract useful energy from them.

核裂变连锁反应发生时，导管被加热到极其高的温度，将热量安全导出则意味着可以提取裂变产生的可利用能量。

10·Directing more blood to the skin removes body heat and helps keep your body's temperature from rising to dangerous levels.

而向皮肤输送更多的血液有助于及时散发体热并预防体温上升到致命高度。