我们可以从这两个引擎得到的总功一定是零。
The total work that we can get out must be zero, out of the two engines.
这是一个很简单的问题，通过观察重量是多少以及它下降了多远，来确定桨轮做了多少功。
It's a trivial matter, by looking at what is the weight and how far does it drop, to say OK, how much work is done by the paddlewheel.
福特绝不是那种会被一点点成功冲昏头脑的人。
Ford is definitely not a man to let a little success go to his head.
支持这一成功的基础是一次堪称典范的革新记录。
Underpinning this success has been an exemplary record of innovation.
为了帮你起步，我们请了5位成功作家来揭示一些诀窍。
To get you started, we have asked five successful writers to reveal some of the tricks of the trade.
虽然他后来成了一位成功的商人，但他的犯罪前科却让他尝到了恶果。
Although he subsequently became a successful businessman, his criminal past caught up with him.
丘吉尔成为了一位成功的政治家和作家。
有一次，一位成功的商人应邀接受电视采访。
Once a successful businessman was invited to a TV interview.
然而，这一点点成功，却导致了问题的产生。
This bit of success, however, was the point where my problem began.
许多年后，丘吉尔已经是一位成功的政治家兼作家。
Many years later, Churchill was already a successful politician and writer.
除了诗歌方面的成就，余还是一位成功的翻译家、散文作家和评论家。
Besides his achievements in poems, Yu was also a successful translator, essay writer and critic.
一天，一位成功的商人打开在车门时，一只睡在他车底下的狗突然跑出来咬了他的腿！
One day, when a successful businessman opened the door of his car, a dog sleeping under his car suddenly came out and bit his leg!
这一成功也使嫦娥五号成为自1976年俄罗斯飞船将170.1克样本带回地球以来，第一个从月球带回样本的航天器。
The success has also made Chang'e-5 the first spacecraft to bring back samples from the moon since 1976 when a Russian spaceship brought back 170.1 grams of samples to the earth.
我父亲是一位成功的高管。
他是一位成功的运动员。
凯瑟琳的父亲曾是一位成功的投资银行家。
Katharine's father used to be a successful investment banker.
他们必须在产业链中赢得一席之地，而那一成功将受到业内其他企业的密切关注。
They have to earn their slot in the chain, and that success will be closely watched by the rest of the industry.
旧金山一位成功的应用软件开发者李梦说：“我以前工作非常努力。我喜欢创造东西，让它们成长并解决问题。“
"I used to work very hard. I love to create things, grow them and solve problems," said Meng Li, a successful app developer in San Francisco.
那些演讲进一步激发了这位年轻化学家的热情，他后来继续进入了皇家化学学院，于1853年成功入学，当时他15岁。
Those speeches fired the young chemist's enthusiasm further, and he later went on to attend the Royal College of Chemistry, which he succeeded in entering in 1853, at the age of 15.
要练好基本功， 别尽学花架子。
You should spend time on basic training, not on those flourishes.
中国的兴盛是可以计日程功的。
他是一位成功的流行歌曲作曲者。
他是托尼娜最后一位成功的武士国王。
特扰叙布洛斯被公认为是一位成功的军事指挥官。
Thrasybulus has been widely recognized as a successful military commander.
因此输出最大的功要求，有最大的热。
今天我们专门讲讲，功和能。
因此或许功产生了热。
可以输出的功就越多。
热量和功，我还要引入一个新函数。
总功是负的，所以是椭圆轨道。
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