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One reason is that heat from the sun can go through many of the building materials commonly found in cities.
VOA: special.2010.03.02
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He was in "On the Waterfront," "In the Heat of the Night," and really bad movies like "Carpool."
他演过“码头风云”“炎热的夜晚”,也演过“乌龙抢匪妙事多”这样的大烂片“
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King Goll is a mythical Irish ruler who goes mad in the heat of battle.
郭尔王是传说中的爱尔兰统治者,他在战斗激烈时发疯了。
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This is because lighter colors take in less of the strong heat of the sun than dark colors do.
VOA: special.2009.08.19
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All right, so this is the heat flowing in or out of the system, and these are all functions of state.
好的，这就是系统的热量变化,这些都是态函数。
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Heat exhaustion may also produce a feeling of sickness, a fast heartbeat,breathing problems and pain in the head,chest or stomach.
VOA: special.2010.07.27
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You could imagine the dualist coming back and saying, "Look, in the case of the heat-seeking missile or the robot for that matter, although it's doing things, it's just obeying orders.
你可以假想二元论反驳说,在热追踪导弹,或是机器人的例子里,尽管他们各尽其职,但也只是恪守命令
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Obsidian is a kind of black glass formed when the heat of a volcano melts the silica material in sand.
VOA: special.2009.09.16
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And in practical terms, we can define the efficiency as the ratio of the heat in to the work out.
在实际中，我们定义,效率为热与功的比值。
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(THE WHO - "SUMMERTIME BLUES") The Lovin' Spoonful was a band that did not love summers in the city because of the heat.
VOA: special.2009.06.22
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Now, the coefficient that relates the amount of heat in to the temperature change is obviously going to be different for these two cases.
在这两个例子中,很显然联系热量和温度变化的系数,是不一样的。
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No-till keeps carbon in the soil and avoids the release of heat-trapping gases from motorized equipment.
VOA: special.2010.09.28
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So now I have my first of my two slopes, in terms of something that's related to my system the heat capacity of the system.
好，我们现在得到了，两个微分式中的一个,它等于与系统密切相关的一个量。
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But I hadn't heard any of his songs in the past couple of years." In a nearby outdoor caf, in the scorching heat.
VOA: standard.2009.06.26
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You calculate how much heat is released in the reaction. And then what's going to matter is what's the heat capacity of the whole, of the calorimeter?
就是计算在反应中,放出了多少热量,接下来关键的是,整个量热计的热容是多少？
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August in Australia culminated in a record-breaking heat-wave across much of the continent.
VOA: standard.2009.09.03
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Passion seems to lie in coldness rather than heat, lies exactly in the restraining and disciplining of passion.
激情似乎存在于寒冷而不是酷热里，恰恰存在于,对激情的抑制。
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After two men died of heat-related causes in Moscow's metro, a consumer group sued the transit operator to bring down temperatures to the legal maximum of 32 degrees centigrade.
VOA: standard.2010.07.23
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Adiabatic means there's no heat transferred in or out of the system.
绝热意味着系统,与化境没有热交换。
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"And I think the same way you get credit for a lot of the good things that happen, sometimes you have to take the heat for things that go wrong, even though you were not personally responsible in any of the wrong doing."
VOA: standard.2010.04.21
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So we don't really need to put in a certain amount of heat and change the temperature of the products and the calorimeter and so on.
所以我们实际上并不需要输入,一定的热量，改变生成物,和量热计的温度之类。
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We're going to find other properties that do care about the history of the system like work, that you put in the system, or heat that you put in the system, or some other variables But you can't use those to define the equilibrium state.
我们还会发现其他一些,与系统的历史有关的性质,比如你对系统做的功，或者你向系统传递的热量，或其他的变量,但你不能用它们,来定义平衡态。
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So we know that in each case the heat is going to be the opposite of the work, but the work isn't the same in these two different ways of getting from here to here, right. So let's just see it explicitly. Here's our qA.
所以我们知道在每种情形下功,与热量相差一个负号,但从这里到这里，在这两条路径,中的功是不同的，对吧？,那么让我们明确地看一下。
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Heat capacity relates the amount of heat that you add to the system to the change in temperature, and this is the relationship.
热容联系起给系统提供的,热量和温度的变化，关系式是这样的：
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OK, so that means heat is being imparted to the system, right, from the surroundings in a manner that compensates exactly the amount of work done.
好，这表示系统,从外界吸热,吸收的热量与系统,对外做功的值相等。
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We have discovered that this partial derivative that appears in the definition, the abstract definition of the differential for internal energy, is just equal to the constant volume heat capacity.
我们还发现,这个偏微分出现在了，内能的偏微分,定义式中，它也就是热容。
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You couldn't just run something successfully in a cycle and get work out of it, using the heat from the hot reservoir, without also converting some of the heat that came in to heat that would flow into a cold reservoir.
如果一样东西在循环工作过程中,只有热从高温热源中流出，而没有热流入低温热源，那么此过程,不可能对外做功,不可能把所有热。
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There's no change in them, and then we also looked at some at non-state functions, work and heat, and saw that those aren't zero going around a cycle. Of course you can do work in a cyclic process, and heat can be exchanged with the environment at the same time.
它们不会有变化，然后我们研究了,一些非态函数，功和热量，并看到,沿着循环行进一周的话,它们并不是零，当然你可以在,一个循环过程中做功，而同时热量可以在系统,与外界环境之间进行交换。
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And we had the similar statement by Kelvin about the heat engine that required that some heat gets dumped into a cold reservoir in the process of converting the heat from the hot reservoir into work.
相同的陈述,同样的有开尔文表述：,把热量完全从高温热源,转移至低温热源的过程中,必然有功的输出。
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So you know, what the second law is doing, in other words, it's putting these restrictions on how well or how effectively we can convert heat into work in the case of the engine, or work into heat extracted in the case of a refrigerator.
你们知道，在热机中，热力学第二定律的作用，换句话说，就是给热量,转化为功的效率,施加限制,或在制冷剂中，对抽取热量,进行限制。
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