noun, noun which may take the genitive case particle 'no'
prolate spheroid
A mathematical term for an ellipsoid of revolution where the polar axis is longer than the equatorial diameter. Used in geometry and physics.
ラグビーボールの形は長球に近い。
The shape of a rugby ball is close to a prolate spheroid.
長球の体積を計算する公式を覚えていますか。
Do you remember the formula for calculating the volume of a prolate spheroid?