英语单词查询
perihelion
「perihelion」的意思
n. [天] 近日点；最高点
n.[天]近日点
「perihelion」的用法
perihelion近日点 - 天文学
「perihelion」的例句
The perihelion of the Earth's orbit around the Sun is in early January.
地球绕太阳公转的近日点在1月初。
The perihelion of a comet's orbit can vary greatly.
彗星轨道的近日点可能有很大差异。
Scientists use the perihelion to study the motion of planets.
科学家利用近日点来研究行星的运动。
The perihelion of a binary star system can affect its stability.
双星系统的近日点可能影响其稳定性。
The perihelion of a satellite's orbit determines its closest approach to Earth.
卫星轨道的近日点决定了其最接近地球的距离。
The perihelion of a planet's orbit around another star is known as an apastron.
行星绕另一颗恒星公转的近日点被称为远心点。
The perihelion of a planet's orbit is not always at the same point in its cycle.
行星轨道的近日点在其周期中不一定总是相同的点。
Understanding the perihelion helps in predicting solar eclipses.
了解近日点有助于预测日食。
The perihelion of a planet's orbit around the Sun is an important factor in determining its climate.
行星绕太阳公转的近日点是决定其气候的重要因素。