perigee

释义

n.（月球等轨道的）近地点

实用场景例句

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.

辞典例句

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.

期刊摘选

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.

辞典例句

英英释义

Noun

1. periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth