He reported on the results of the subcritical nuclear experiment.

My father is spreading phosphate fertiliser in the field.

Infrared astronomy plays a very important role in the study of the universe.

This museum exhibits a collection of rare ulexite.

He said, 'Each person has one life, like a pike or a shrimp,' and decided to live his life with care.

A day without seeing her feels like an eternity of waiting impatiently.

This univalve has beautiful colors, doesn't it?

His story is a mix of truth and fiction, and I don't know what's true.

This painting is my most precious item under heaven.

My class starts at eleven o'clock.