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单词 perigee
释义
perigee
noun [ C or U ] physics specialized uk/ˈper.ɪ.dʒiː/ us/ˈper.ɪ.dʒiː/
(月亮或人造卫星的)近地点
the point in the orbit (= curved path) of the moon or a satellite when it it is closest to the earth
The moon will be at perigee, its closest to the earth, on the 8th of the month. 月球将在本月8日处于近地点,离地球最近。
Compare: apogee
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