eon

简明释义

英[ˈiːən;ˈiːɒn]美[ˈiːənˌˈiːɑːn]

n. 极长时期，万古；十亿年；宙；伊涌

n. （Eon）（法、美）埃翁（人名）

英英释义

单词用法

同义词

反义词

例句

1.Yous e ee, I'm afraid we don't take any n ewspap er in our house, so none of us ev en know that Napol eon was ill.

杰克的父亲说：“你不知道，恐怕是因为我们家没有订报纸。我们家的人连拿破仑病了都不知道。”

2.Across from a bustling Statoil gas station is a modest new commercial biogas pumping station owned by the renewables company Eon Energy.

在繁忙的挪威石油公司加油站对面是建成不久的、可再生资源公司Eon Energy旗下的商用沼气开采站。

3.Those eon lower income made eye contact with the person they were talking with and nod their heads more frequently signaling they were interested in what was being said.

而那些收入较少的人则与他们的交谈对象有更多的眼神交流，也会更频繁地点头示意他们对所谈论的事情感兴趣。 。

4.Skate eon hard enough ice.

在足够硬的冰上溜冰。

5.That may not seem like very long ago, but in Internet time it's an eon.

这看起来不是很久前的事，但在网际网路时代，它的一个永世。

6.Compromise eon any friendship are not strong foundation.

妥协对任何友谊都不是坚固的基础。

7.Smoke eon deck.

甲板有烟雾。

8.She hasn't seen her old friend in what feels like an eon 永恒.

她感觉自己已经有eon 永恒没有见到她的老朋友了。

9.After an eon 永恒, they finally found a solution to the problem.

经过一个eon 永恒，他们终于找到了问题的解决方案。

10.The universe has existed for nearly 14 billion years, which is several eons 纪元.

宇宙已经存在近140亿年，这相当于几个eons 纪元。

11.In geological terms, an eon 纪元 is the largest division of geological time.

在地质学中，eon 纪元是地质时间的最大划分。

12.It feels like I've been waiting for an eon 永恒 for this package to arrive.

我感觉我等这个包裹已经等了一个eon 永恒。

作文

The concept of time has always fascinated humanity, and among the various measurements of time, the term eon stands out as one of the longest. In geology, an eon is defined as a span of time that lasts for a billion years. This immense duration often makes it difficult for us to comprehend the changes that can occur over such a lengthy period. For instance, the Earth itself has undergone significant transformations throughout its history, spanning several eons.To put this into perspective, let’s consider the four primary eons recognized by geologists: the Hadean, Archean, Proterozoic, and Phanerozoic eons. Each of these eons represents a crucial phase in the development of our planet and the life it supports. The Hadean eon, which began with the formation of the Earth around 4.6 billion years ago, was characterized by extreme volcanic activity and the formation of the planet's first crust.Following the Hadean eon, the Archean eon emerged, lasting from about 4 billion to 2.5 billion years ago. During this time, the Earth cooled significantly, allowing for the formation of the first stable continental landmasses and the advent of simple life forms, primarily prokaryotic microorganisms. The significance of the Archean eon cannot be overstated; it laid the foundation for all subsequent life on Earth.The Proterozoic eon, which followed the Archean, lasted from 2.5 billion to about 541 million years ago. This eon saw the emergence of more complex life forms, including multicellular organisms. The atmosphere underwent dramatic changes during the Proterozoic eon, particularly due to the Great Oxygenation Event, which introduced significant amounts of oxygen into the atmosphere, paving the way for aerobic life.Finally, we reach the Phanerozoic eon, which began around 541 million years ago and continues to the present day. This eon is marked by an explosion of biodiversity and the evolution of complex life forms, including plants, animals, and fungi. It is within this eon that humans have emerged, making it a particularly significant period in the context of our own existence.Understanding the eon as a unit of time allows us to appreciate the vastness of Earth's history and the slow, gradual changes that have shaped our planet. It reminds us that while human life may seem long to us, it is but a fleeting moment in the grand timeline of the universe.In conclusion, the term eon encapsulates an extraordinary expanse of time, one that challenges our perception of history and evolution. By studying these eons, we gain insight into the processes that have led to the world we inhabit today. Our understanding of geological time not only enriches our knowledge of Earth’s past but also encourages us to consider our role in the ongoing narrative of life on this planet. As we continue to explore and learn, we must remember that we are just a small part of a much larger story that spans countless eons.

时间的概念一直吸引着人类，在各种时间测量中，术语eon作为最长的时间单位之一脱颖而出。在地质学中，eon被定义为持续十亿年的时间跨度。这种巨大的时长常常使我们难以理解在如此漫长的时间内可能发生的变化。例如，地球本身在其历史上经历了显著的变迁，跨越了几个eons。为了更好地理解这一点，让我们考虑地质学家所认可的四个主要eons：哈德斯eon、太古eon、元古eon和显生eon。每一个eon都代表着我们星球及其支持的生命发展中的关键阶段。哈德斯eon始于约46亿年前地球的形成，其特征是极端的火山活动和地球第一块地壳的形成。继哈德斯eon之后，出现了太古eon，持续约40亿年至25亿年前。在这段时间内，地球显著降温，允许形成第一个稳定的大陆地块，以及简单生命形式的出现，主要是原核微生物。太古eon的重要性不容小觑；它为后续所有生命奠定了基础。接下来是元古eon，从25亿年到约5.41亿年前。这一eon见证了更复杂生命形式的出现，包括多细胞生物。元古eon期间，大气经历了剧烈变化，尤其是由于大氧化事件，引入了大量氧气，为需氧生命铺平了道路。最后，我们进入了显生eon，它始于约5.41亿年前并持续到现在。这一eon的特点是生物多样性的爆炸性增长和复杂生命形式的演化，包括植物、动物和真菌。正是在这个eon中，人类出现，使其在我们自身存在的背景下尤为重要。理解eon作为时间单位使我们能够欣赏地球历史的广阔以及塑造我们星球的缓慢渐进变化。它提醒我们，虽然人类生活对我们来说似乎很长，但在宇宙的宏大时间线上，它只是短暂的一瞬。总之，术语eon概括了一个非凡的时间跨度，这挑战了我们对历史和演化的认知。通过研究这些eons，我们获得了对导致我们今天所居住世界的过程的深入了解。我们对地质时间的理解不仅丰富了我们对地球过去的知识，也鼓励我们思考自己在这个星球上持续叙事中的角色。当我们继续探索和学习时，我们必须记住，我们只是一个更大故事的小部分，这个故事跨越了无数个eons。