| 单词 | apoapsis |
| 例句 | In an elliptical orbit, the periapsis is the point at which the two objects are closest, and the apoapsis is the point at which they are farthest apart. Algebra and Trigonometry 2015-02-13T00:00:00Z Generally, the velocity of the orbiting body tends to increase as it approaches the periapsis and decrease as it approaches the apoapsis. Algebra and Trigonometry 2015-02-13T00:00:00Z |
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