进动

The Earth's axis precesses around the Earth's polar axis, causing seasonal changes.
地球的自转轴围绕着地轴偏转，导致季节变化。
The planet Uranus exhibits a unique axial precession due to its tilted rotation.
由于旋转轴倾斜，天王星展现出独特的轴向偏转。
In astronomy, precession of the equinoxes is the gradual movement of Earth's axis.
在天文学中，春分点的岁差是指地球轴的缓慢移动。
Scientists have observed precession in the orbits of some binary stars.
科学家观察到一些双星系统的轨道存在进动现象。
The ancient astronomer Ptolemy described the precession of the Moon's orbit.
古代天文学家托勒密描述了月球轨道的进动现象。
Precession can lead to changes in the orientation of a satellite's solar panels.
进动可能导致卫星太阳能板的方向改变。
The study of precession helps us understand the long-term stability of celestial bodies.
研究进动有助于我们理解天体的长期稳定性。
The Earth's precession rate is about one degree every 72,000 years.
地球的偏心率大约每72,000年变化一度。
Engineers must account for precession when designing space missions involving spinning spacecraft.
在设计涉及旋转航天器的空间任务时，工程师必须考虑进动的影响。
The discovery of the fast precession in pulsars was a significant breakthrough in astrophysics.
发现脉冲星的快速进动是天体物理学的一个重大突破。