This round shape represents a perfect circle.

Shu never missed a day of training, striving to maintain his self-discipline.

The ceiling of this room is low.

He is a diligent student.

This apple is too hard to eat.

He believes in his own power.

Mou is a common surname in China.

We decided to hold a meeting to determine the solution to this problem.

His power is so great that it could destroy the world.

I bought a new coffee maker.