perpetuum mobile

简明释义

永动机

英英释义

例句

1.The concept of perpetuum mobile refers to a machine that can operate indefinitely without an external energy source.

概念中的永动机是指一种可以在没有外部能量源的情况下无限运转的机器。

2.Many inventors have tried to create a perpetuum mobile, but it violates the laws of thermodynamics.

许多发明家试图创造一个永动机，但这违反了热力学定律。

3.Some people mistakenly believe they have invented a perpetuum mobile device, only to be debunked later.

一些人错误地相信他们发明了一个永动机设备，但后来被揭穿了。

4.The idea of a perpetuum mobile has fascinated scientists for centuries, leading to countless experiments.

对于永动机的想法吸引了科学家们几个世纪，引发了无数实验。

5.In physics, a true perpetuum mobile is considered impossible due to energy conservation principles.

在物理学中，真正的永动机被认为是不可能的，因为它违反了能量守恒原理。

作文

The concept of perpetuum mobile has fascinated scientists, philosophers, and dreamers for centuries. This term, derived from Latin, translates to 'perpetual motion' in English, and it refers to the hypothetical idea of a machine that can operate indefinitely without an external energy source. While this notion is captivating, it fundamentally contradicts the laws of thermodynamics, particularly the first and second laws which govern energy conservation and entropy. In essence, perpetuum mobile embodies the human desire for an endless source of energy, a dream that has driven countless inventions and innovations throughout history. Imagine a world where machines could run forever without the need for fuel or maintenance. Such a reality would revolutionize industries, reduce our carbon footprint, and create a sustainable future. However, despite the allure of this idea, it remains firmly in the realm of impossibility according to our current understanding of physics.The first law of thermodynamics, also known as the law of energy conservation, states that energy cannot be created or destroyed; it can only change forms. Therefore, a machine that produces more energy than it consumes would violate this principle. Similarly, the second law of thermodynamics introduces the concept of entropy, indicating that systems naturally progress towards disorder. A perpetuum mobile machine would imply a system that decreases its entropy over time, which is not feasible. Throughout history, various inventors have attempted to create their own versions of perpetuum mobile devices. These inventions often sparked excitement and intrigue, drawing attention from the scientific community and the general public alike. However, each attempt ultimately failed to produce a working model that could sustain perpetual motion. For instance, one famous design was the 'overbalanced wheel,' which proposed that weights on a wheel would create a continuous rotation; however, such designs always succumbed to the inevitable forces of friction and gravity.Despite the scientific impossibility of perpetuum mobile, the pursuit of this idea has led to significant advancements in technology and engineering. The quest for efficient energy solutions has inspired innovations like renewable energy sources, including solar, wind, and hydroelectric power. While these technologies do not achieve perpetual motion, they strive to harness natural energy in sustainable ways, moving us closer to a world with minimal environmental impact.Moreover, the philosophical implications of perpetuum mobile extend beyond mere mechanics. It raises questions about human ambition, the limits of knowledge, and our relationship with nature. The relentless pursuit of impossible dreams often leads to unexpected discoveries and progress. In this sense, while perpetuum mobile may never be realized, the journey towards understanding our universe continues to inspire innovation and creativity.In conclusion, the idea of perpetuum mobile serves as a powerful symbol of human aspiration and the quest for knowledge. Although it remains an unattainable dream within the confines of physical laws, it has propelled humanity forward, encouraging exploration and ingenuity. As we continue to seek sustainable energy solutions, we must remember that the spirit of perpetuum mobile lies not in the creation of a perpetual machine, but in our relentless drive to innovate and improve our world.

“perpetuum mobile”的概念几个世纪以来一直吸引着科学家、哲学家和梦想家。这个词源于拉丁语，翻译成英语是“永动”，它指的是一种假设的机器，可以在没有外部能源的情况下无限期地运行。虽然这个概念令人着迷，但它与热力学的基本定律根本相悖，特别是第一和第二定律，这些定律支配着能量守恒和熵。从本质上讲，perpetuum mobile体现了人类对无尽能源源泉的渴望，这一梦想推动了历史上无数的发明和创新。想象一下一个世界，机器可以永远运行，而无需燃料或维护。这种现实将彻底革新各个行业，减少我们的碳足迹，并创造一个可持续的未来。然而，尽管这一理念极具吸引力，但根据我们目前对物理学的理解，它仍然牢牢地处于不可能的领域。热力学的第一定律，也称为能量守恒定律，指出能量不能被创造或毁灭；它只能改变形式。因此，产生比消耗更多能量的机器将违反这一原则。同样，热力学的第二定律引入了熵的概念，表明系统自然趋向于无序。一个perpetuum mobile机器将意味着一个随时间降低熵的系统，这是不可行的。在历史上，各种发明家曾试图创造自己的perpetuum mobile装置。这些发明常常激发兴奋和好奇，吸引了科学界和公众的关注。然而，每次尝试最终都未能制造出一个能够维持永动的工作模型。例如，一个著名的设计是“过平衡轮”，它提出轮子上的重物会产生连续旋转；然而，这种设计总是屈服于摩擦和重力的不可避免的力量。尽管perpetuum mobile在科学上是不可能的，但对这一理念的追求促成了技术和工程的重大进步。对高效能源解决方案的探索激励了可再生能源的创新，包括太阳能、风能和水电。虽然这些技术并没有实现永动，但它们努力以可持续的方式利用自然能源，使我们更接近一个对环境影响最小的世界。此外，perpetuum mobile的哲学意义超越了单纯的机械问题。它提出了关于人类雄心、知识的限制以及我们与自然关系的问题。对不可能梦想的不懈追求往往会导致意想不到的发现和进步。从这个意义上说，虽然perpetuum mobile可能永远无法实现，但对理解我们宇宙的旅程继续激励着创新和创造力。总之，perpetuum mobile的理念作为人类愿望和对知识探索的强大象征。尽管它在物理法则的约束下仍然是一个无法实现的梦想，但它推动了人类向前发展，鼓励探索和独创性。在我们继续寻求可持续能源解决方案时，我们必须记住，perpetuum mobile的精神不在于创造一个永动机器，而在于我们不断创新和改善世界的驱动力。