perigee的中文翻译是什么意思
perigee
US/ˈpɛrədʒi/
UK/ˈperɪdʒi:/
n. （月球等轨道的）近地点
perigee的英文释义
Noun
1. periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth
perigee的场景例句
When perigee and perihelion coincide tidal range is at its greatest.
当月球与地球到达它们的近地点和近日点的时间恰好重合时,就会引起最大的潮汐.
The time between two passages at the perigee ( of the Moon ).
月球连续两次经过近地点所需的时间.
The Moon reaches its absolute perigee once a year.
月球每年有一次达到它的绝对近地点.