He is good at playing the acoustic guitar.

Workers of the world, unite, the time has come to show our strength.

He is fighting against illness.

I spilled the powder in the kitchen.

He is good at playing the guqin.

The People's Democratic Republic of Yemen was once an existing country.

The National Research and Development Agency plays a crucial role in advancing science and technology.

He stood up against the enemy.

The Democratic People's Republic of Korea is located in Asia.

He couldn't refrain from the spiciness.