Put a away your pencils 把铅笔收起来
The guard put a youth in a headlock and dragged him away.
看守用肘部卡住年轻人的脖子,把他拖走了。
He must have put away a bottle of whisky last night.
昨晚他准是喝了一整瓶威士忌。
She has a few thousand dollars put away for her retirement.
她为退休生活积攒了几千元钱。
The president said tens of millions of families have been unable to put away enough money for a secure retirement.
VOA: standard.2009.09.05
It expands. You change your constraints on your system, you heat it up some more, then you take the heat source away, and you put it back in contact with the atmosphere. And you cool it a little bit, change the constraints, cool it a little bit more, and heat, and you've got a closed cycle engine.
让它与大气接触冷却,改变约束,使它继续冷却,然后又再次加热,这就是循环热机,我们以前也研究过,更复杂的机器。
It's just how much heat is involved when we change the temperature. Now, the products have some heat capacity associated with them right, it takes a certain amount of heat if we make their temperature change, to either put it in or take it away, depending on which direction the temperature is changing.
问题就是当我们改变温度时,有多少热量发生了转移,生成物具有一定的热容,如果我们改变,它们的温度,就要输入或,提取一定的热量,这取决于温度改变的方向。
应用推荐