He is receiving treatment for obsessive-compulsive disorder.

His anger exploded.

His hands were tied.

There is an old incandescent light bulb in my room.

I plan to go to the national museum this weekend.

The teacher lead him.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

He is receiving treatment for obsessive-compulsive disorder.

My grandfather contracted poliomyelitis when he was young.

Japan's exclusive economic zone plays a crucial role in the management and utilization of marine resources.