The Kuiper belt is located on the outer edge of the solar system.

His grandfather was a member of the Imperial Navy during World War II.

According to Chinese mythology, the creation of heaven and earth represents the beginning of the universe.

This detergent contains a high-quality surfactant.

Developmental dictatorship can bring about economic growth, but there are also issues of human rights violations.

The effect of this medicine is amazing.

He is a famous composer.

Triumph won the game and was very happy.

My grandfather contracted poliomyelitis when he was young.

Functional analysis is a branch of mathematics that studies the properties of functions in infinite-dimensional spaces.