相關字詞組
最近查詢過的單字

天火字|

英英字典: point_of_periapsis

point of periapsis   (TTS Sound)



Overview of noun point_of_periapsis

The noun point of periapsis has 1 sense


  • periapsis, point of periapsis -- ((astronomy) the point in an orbit closest to the body being orbited)

返回 →