tidal lock

简明释义

潮汐船闸

英英释义

例句

1.Many exoplanets are found to be tidal locked to their stars, resulting in one side always facing the star.

许多系外行星被发现与其恒星处于潮汐锁定状态，导致一面始终朝向恒星。

2.Mars has two moons that are not tidally locked to it, which means they have irregular orbits.

火星有两个卫星并没有与其潮汐锁定，这意味着它们的轨道不规则。

3.The moon is in a state of tidal lock, meaning it rotates on its axis in the same time it takes to orbit Earth.

月球处于潮汐锁定状态，这意味着它自转的时间与绕地球公转的时间相同。

4.The phenomenon of tidal locking can affect the climate and weather patterns on a planet.

潮汐锁定现象会影响行星的气候和天气模式。

5.Understanding tidal lock helps astronomers predict the behavior of celestial bodies in space.

理解潮汐锁定有助于天文学家预测太空中天体的行为。

作文

The phenomenon known as tidal lock refers to the gravitational interaction between two celestial bodies that results in one body always showing the same face to the other. This occurs because the rotation period of the locked body matches its orbital period around the partner body. A prime example of this is the Earth and the Moon. The Moon is tidal locked to the Earth, meaning that it rotates on its axis in the same amount of time it takes to orbit our planet. Consequently, we only see one side of the Moon from Earth, which is often referred to as the 'near side'. The opposite side, known as the 'far side', remained a mystery until the Soviet Luna 3 spacecraft captured images of it in 1959.The process of tidal lock occurs over millions of years due to gravitational forces. When the Moon was formed, it likely rotated much more quickly than it does now. However, the Earth's gravity created tidal bulges on the Moon, which caused friction and ultimately slowed its rotation. Over time, the Moon's rotation synchronized with its orbit around the Earth, leading to the current state of tidal lock. This same principle can be observed in other celestial systems, such as Pluto and its moon Charon, where both bodies are tidal locked to each other.Understanding tidal lock is crucial for astronomers and planetary scientists as it provides insights into the evolution of moons and planets. For instance, when studying exoplanets—planets outside our solar system—scientists often look for tidal locked conditions. If a planet orbits close to its star, it may become tidal locked, resulting in one side being perpetually exposed to sunlight while the other remains in darkness. This situation creates unique environmental conditions that could affect the potential for life.Moreover, tidal lock has implications for climate and weather patterns. On a tidal locked planet, the side facing the star might experience extreme heat, while the dark side could be frigid. This stark contrast can lead to interesting atmospheric dynamics, and understanding these processes is vital for assessing habitability.In conclusion, tidal lock is a fascinating astronomical phenomenon that illustrates the intricate dance between celestial bodies. It not only affects how we observe our Moon but also offers valuable insights into the characteristics and potential habitability of distant worlds. As we continue to explore our universe, the study of tidal lock will play an essential role in expanding our knowledge of planetary systems and their evolution.

所谓的潮汐锁定现象是指两个天体之间的引力相互作用，导致一个天体始终朝向另一个天体的同一面。这种现象发生的原因是被锁定的天体的自转周期与其围绕伴随天体的轨道周期相匹配。一个典型的例子是地球和月球。月球对地球是潮汐锁定的，这意味着它自转的时间与绕我们星球公转的时间相同。因此，从地球上我们只能看到月球的一侧，这通常被称为“近侧”。而另一侧则被称为“远侧”，直到1959年苏联的“月球3号”航天器拍摄到它的图像，才让我们得以窥见。潮汐锁定的过程需要数百万年的时间，这是由于引力作用。当月球形成时，它的自转速度可能比现在要快得多。然而，地球的引力在月球上产生了潮汐隆起，这导致了摩擦并最终减缓了它的自转。随着时间的推移，月球的自转与其绕地球的公转同步，导致了现在的潮汐锁定状态。这个原理在其他天体系统中也可以观察到，例如冥王星及其卫星卡戎，它们彼此间也是潮汐锁定的。理解潮汐锁定对于天文学家和行星科学家至关重要，因为它提供了有关卫星和行星演化的见解。例如，在研究系外行星——即太阳系外的行星时，科学家们常常会寻找潮汐锁定的条件。如果一颗行星靠近其恒星，它可能会变得潮汐锁定，导致一侧始终暴露在阳光下，而另一侧则保持黑暗。这种情况创造了独特的环境条件，可能影响生命的潜力。此外，潮汐锁定还对气候和天气模式有影响。在一个潮汐锁定的行星上，面对恒星的一侧可能会经历极端的高温，而黑暗的一侧则可能非常寒冷。这种鲜明的对比可能导致有趣的大气动态，理解这些过程对于评估宜居性至关重要。总之，潮汐锁定是一种迷人的天文学现象，展示了天体之间复杂的舞蹈。它不仅影响我们观察月球的方式，还提供了对遥远世界特征和潜在宜居性的宝贵见解。随着我们继续探索宇宙，潮汐锁定的研究将在扩展我们对行星系统及其演化的知识中发挥重要作用。