perigee
英 ['per?d?i?]
美['p?r?d?i]
- n. 近地點
實用場景例句
- When perigee and perihelion coincide tidal range is at its greatest.
- 當(dāng)月球與地球到達它們的近地點和近日點的時間恰好重合時,就會引起最大的潮汐.
辭典例句
- The time between two passages at the perigee ( of the Moon ).
- 月球連續(xù)兩次經(jīng)過近地點所需的時間.
期刊摘選
- The Moon reaches its absolute perigee once a year.
- 月球每年有一次達到它的絕對近地點.
辭典例句