Tra từ Kepler's second law - Từ điển WordNet v3.1

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Từ điển WordNet v3.1 - WordNet Dictionary

Kepler's second law

noun

a law concerning the speed at which planets travel;
a line connecting a planet to the sun will sweep out equal areas in equal times
- Kepler's second law means that a planet's orbital speed changes with its distance from the sun
• Syn:
law of areas, law of equal areas
• Hypernyms:
Kepler's law, Kepler's law of planetary motion