sidereal 

15721
GRE
单词释义
adj.恒星的
词根词缀记忆/谐音联想记忆 补充/纠错
词根sider 星星 + eal …的 → 星星的,星空 …………
词性拓展记忆 / 词形拓展记忆
词根记忆 / 词缀记忆
sidereal 星星的,星空的
sider=star (星星)
sidereal 星星的,星空的
consider 考虑(研究星象引申而来)
单词例句
The sidereal day is the time it takes for the Earth to complete one full rotation with respect to the stars, not the Sun.
译文:恒星日是地球相对于恒星完成一次完整自转所需的时间,而不是太阳。
Astronomers use sidereal time to track the positions of celestial objects in the sky.
译文:天文学家使用恒星时来追踪天空中天体的位置。
A sidereal year is the time it takes for the Earth to orbit the Sun once relative to the fixed stars.
译文:恒星年是指地球相对于固定恒星绕太阳一周所需的时间。
The sidereal month, or synodic month, is the time it takes for the Moon to complete one orbit around Earth as seen from the stars.
译文:恒星月或合成月是指从恒星角度看月亮绕地球完成一次轨道周期的时间。
The sidereal period of a planet is its orbital period relative to the fixed stars.
译文:行星的恒星周期是指它相对于固定恒星的公转周期。
The sidereal frequency of a wave is the number of waves that pass a given point per unit of sidereal time.
译文:波的恒星频率是指在恒星时间内通过给定点的波数。
In astrology, sidereal signs are based on the position of the stars rather than the Sun's position.
译文:在占星学中,恒星星座是基于恒星位置,而非太阳位置划分的。
The sidereal chart in astrology reflects the positions of planets against the background of fixed stars.
译文:占星术中的恒星图表展示了行星相对于固定恒星的相对位置。
Observations made at different sidereal times can provide valuable insights into the movement of celestial bodies.
译文:在不同恒星时间进行的观察能提供关于天体运动的重要见解。
The sidereal velocity of an object is its speed relative to the fixed stars in the universe.
译文:物体的恒星速度是指它相对于宇宙中固定恒星的速度。
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