outermost

简明释义

英[ˈaʊtəməʊst]美[ˈaʊtərmoʊst]

adj. 最外面的；最远的

英英释义

单词用法

同义词

反义词

例句

1.The outermost layer of the Earth is called the crust.

地球的外层被称为地壳。

2.In a solar system, the outermost planet is often the least explored.

在一个太阳系中，最外层的行星通常是探索最少的。

3.The outermost branches of the tree were swaying in the wind.

树的最外层树枝在风中摇摆。

4.He placed the outermost ring on his finger as a sign of commitment.

他把最外层的戒指戴在手指上，作为承诺的标志。

5.The outermost zone of the city is known for its parks and recreational areas.

城市的最外层区域以公园和休闲区而闻名。

作文

In the vast universe, Earth is often regarded as one of the most beautiful planets. However, when we look at the solar system, we find that it is not the only planet that captivates our imagination. Beyond Earth, there are several other celestial bodies, but the one that stands out the most is Neptune, which is the outermost planet in our solar system. Its deep blue color and fierce winds make it a fascinating subject for astronomers and space enthusiasts alike. Neptune's outermost position means that it is farthest from the Sun, receiving the least amount of sunlight compared to the other planets. This distance contributes to its frigid temperatures, which can drop to -214 degrees Celsius. Despite these harsh conditions, scientists have discovered that Neptune has a dynamic atmosphere with the fastest winds recorded in the solar system, reaching speeds of up to 2,100 kilometers per hour. This extreme weather showcases the planet’s unique characteristics, making it an intriguing area of study. The outermost layers of Neptune's atmosphere are composed primarily of hydrogen, helium, and methane. The presence of methane gives Neptune its striking blue hue, absorbing red light and reflecting blue light. This visual aspect is what makes Neptune so appealing when viewed through telescopes. Furthermore, the planet's outermost layer also contains clouds made of ammonia ice, adding to its complexity and beauty. Exploring the outermost reaches of our solar system has always been a challenge for scientists. The Voyager 2 spacecraft, launched in 1977, was the first and only spacecraft to fly by Neptune in 1989. This historic encounter provided invaluable data about the planet and its moons, including Triton, which is the largest of Neptune's 14 known moons. Triton is particularly interesting because it orbits Neptune in a retrograde direction, suggesting that it may have been captured by the planet’s gravity rather than forming alongside it. The outermost regions of our solar system are not just limited to Neptune; they extend into the Kuiper Belt, a region filled with icy bodies and dwarf planets, including Pluto. This area is crucial for understanding the formation and evolution of our solar system. By studying these distant objects, scientists can gain insights into the early solar system's conditions and the processes that shaped it. In conclusion, the concept of the outermost planet in our solar system is not merely about distance from the Sun; it encompasses a wealth of knowledge about atmospheric dynamics, planetary formation, and the mysteries of the cosmos. As we continue to explore these distant worlds, we uncover more about our place in the universe and the intricate dance of celestial bodies that surrounds us. The outermost reaches of space hold secrets waiting to be discovered, and it is this quest for knowledge that drives our exploration of the universe.

在广阔的宇宙中，地球常常被认为是最美丽的行星之一。然而，当我们观察太阳系时，会发现它并不是唯一一个吸引我们想象力的行星。在地球之外，还有几个其他天体，但最引人注目的是海王星，它是我们太阳系中距离太阳最远的外层的行星。它深蓝色的颜色和强烈的风使其成为天文学家和太空爱好者都感兴趣的研究对象。 海王星的外层的位置意味着它距离太阳最远，接收到的阳光比其他行星少。这种距离导致了其极寒的温度，可以降到-214摄氏度。尽管条件严酷，科学家们发现海王星拥有动态的气候，其风速是太阳系中最快的，达到每小时2100公里。这种极端天气展示了该行星独特的特征，使其成为一个引人入胜的研究领域。 海王星的外层的大气主要由氢、氦和甲烷组成。甲烷的存在使海王星呈现出引人注目的蓝色，吸收红光并反射蓝光。这种视觉效果使得通过望远镜观察海王星时显得格外迷人。此外，该行星的外层的层还包含由氨冰构成的云层，增加了其复杂性和美感。 探索太阳系的外层的边缘一直是科学家的挑战。1977年发射的旅行者2号宇宙飞船是第一艘也是唯一一艘在1989年飞越海王星的宇宙飞船。这次历史性的接触提供了关于海王星及其14颗已知卫星（包括最大的卫星海卫一）的宝贵数据。海卫一特别有趣，因为它以逆行方向围绕海王星运行，这表明它可能是被海王星的引力捕获，而不是与其一起形成。 太阳系的外层的区域不仅限于海王星；它们延伸到柯伊伯带，一个充满冰冷天体和矮行星（包括冥王星）的区域。这个区域对于理解太阳系的形成和演化至关重要。通过研究这些遥远的物体，科学家可以深入了解早期太阳系的条件以及塑造它的过程。 总之，太阳系中外层的行星的概念不仅仅与距离太阳有关；它包含了关于大气动力学、行星形成和宇宙奥秘的丰富知识。随着我们继续探索这些遥远的世界，我们揭示了关于我们在宇宙中的位置以及环绕我们的天体之间复杂舞蹈的更多信息。宇宙的外层的边缘隐藏着等待被发现的秘密，而这种对知识的追求驱动着我们对宇宙的探索。