elliptical orbit

简明释义

椭圆轨道

英英释义

例句

1.Understanding the physics of an elliptical orbit (椭圆轨道) is crucial for space missions.

理解elliptical orbit (椭圆轨道) 的物理学对空间任务至关重要。

2.The planets in our solar system travel in an elliptical orbit (椭圆轨道) around the Sun.

我们太阳系中的行星围绕太阳以elliptical orbit (椭圆轨道) 运动。

3.Satellites are often placed in an elliptical orbit (椭圆轨道) to optimize their coverage of the Earth.

卫星通常被放置在elliptical orbit (椭圆轨道) 中，以优化对地球的覆盖。

4.The elliptical orbit (椭圆轨道) of the Moon around the Earth affects ocean tides.

月球围绕地球的elliptical orbit (椭圆轨道) 影响着海洋潮汐。

5.Comets follow an elliptical orbit (椭圆轨道) that brings them close to the Sun every few years.

彗星遵循一个elliptical orbit (椭圆轨道)，每隔几年就会靠近太阳。

作文

The concept of an elliptical orbit is fundamental in understanding the movements of celestial bodies in space. An elliptical orbit refers to the path that an object takes as it revolves around another object, typically a star or planet, in an elongated circular shape known as an ellipse. This phenomenon can be observed in the orbits of planets around the sun, where each planet follows a unique elliptical orbit defined by its distance from the sun and the gravitational forces acting upon it.The first person to describe the elliptical orbit was Johannes Kepler in the early 17th century. His laws of planetary motion revealed that planets do not travel in perfect circles but rather in elliptical orbits. The significance of this discovery cannot be overstated; it fundamentally changed our understanding of the universe and laid the groundwork for modern astronomy. Kepler's first law states that the orbit of a planet is an ellipse with the sun at one of the two foci. This means that the distance between the planet and the sun varies throughout the year, leading to changes in speed and position.Understanding elliptical orbits also helps explain phenomena such as the seasons on Earth. As our planet travels along its elliptical orbit, the tilt of its axis causes different parts of the Earth to receive varying amounts of sunlight throughout the year. This variation in sunlight is what creates the seasons, making the study of elliptical orbits crucial not only for astronomy but also for understanding climate and environmental changes.Additionally, the concept of elliptical orbits extends beyond planets to include moons, comets, and artificial satellites. For instance, many satellites are placed into elliptical orbits to optimize their coverage of the Earth's surface. These orbits allow satellites to spend more time over specific areas, enhancing communication and data collection. The ability to predict the paths of these objects using the principles of elliptical orbits is essential for successful satellite deployment and operation.In conclusion, the study of elliptical orbits is vital for a comprehensive understanding of celestial mechanics. It provides insights into the behavior of planets, moons, and artificial satellites, as well as the seasonal changes we experience on Earth. Kepler's groundbreaking work on elliptical orbits has opened the door to countless discoveries in astronomy and continues to influence our exploration of the cosmos. By grasping the intricacies of elliptical orbits, we not only appreciate the beauty of the universe but also enhance our technological capabilities here on Earth.

“椭圆轨道”的概念在理解天体在太空中的运动中是基础的。“椭圆轨道”是指一个物体围绕另一个物体（通常是星星或行星）旋转时所采取的路径，这种路径呈现出一种被称为椭圆的拉长圆形。这一现象可以在行星围绕太阳的轨道中观察到，每个行星都遵循着独特的“椭圆轨道”，其轨道由其与太阳的距离以及作用于它的引力决定。描述“椭圆轨道”的第一人是约翰内斯·开普勒，他在17世纪初提出了这一理论。他的行星运动定律揭示了行星并不是沿着完美的圆形轨道运动，而是沿着“椭圆轨道”运动。这个发现的重要性不容小觑；它从根本上改变了我们对宇宙的理解，并为现代天文学奠定了基础。开普勒的第一定律表明，行星的轨道是一个椭圆，太阳位于两个焦点之一。这意味着行星与太阳之间的距离在一年中是变化的，从而导致速度和位置的变化。理解“椭圆轨道”还帮助解释了地球上的季节现象。当我们的星球沿着其“椭圆轨道”移动时，地轴的倾斜使得地球的不同部分在一年中接收的阳光量不同。这种阳光的变化就是造成季节的原因，因此研究“椭圆轨道”不仅对天文学至关重要，也对理解气候和环境变化至关重要。此外，“椭圆轨道”的概念不仅限于行星，还包括卫星、彗星和人造卫星。例如，许多人造卫星被放置在“椭圆轨道”中，以优化它们对地球表面的覆盖。这些轨道使得卫星能够在特定区域停留更长时间，从而增强通信和数据收集。利用“椭圆轨道”的原理预测这些物体的路径对于成功部署和操作卫星至关重要。总之，研究“椭圆轨道”对于全面理解天体力学至关重要。它提供了对行星、卫星和人造卫星行为的洞察，以及我们在地球上经历的季节变化。开普勒对“椭圆轨道”的开创性研究为无数天文学发现铺平了道路，并继续影响我们对宇宙的探索。通过掌握“椭圆轨道”的复杂性，我们不仅欣赏到宇宙的美丽，还增强了我们在地球上的技术能力。