He learned the movements of the solar system using an orrery.

The ocean covers most of the surface of the earth.

The durability of this washing machine is 10 years.

He explained the gist of the story.

A solar day is the time it takes for the Earth to orbit around the Sun.

I couldn't understand the state of his behavior.

That great demon had the power to destroy the village.

I strive for body care by doing moderate exercise and eating a balanced diet every day.

The accuracy of this experiment is very high.

He was hit hard in the solar plexus during the boxing match.