English

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

Japanese

惑星の動く速度についての法則
惑星と太陽を結ぶ直線は同時間に同じ面積を描く
― ケプラーの第二法則は、惑星が軌道を動く速度は太陽からの距離で変わるということだ

SUMO: ⊂ Proposition

TempoWN: ◁ △ ▷ (Past: 0.000; Present: 0.009; Future: 0.000)

SentiWN: △ ▽ (+0.00 -0.00) MLSentiCon: △ ▼ (+0.00 -0.25)