He was born after the Iron Curtain collapsed.

He left the country before the Iron Curtain fell.

He likes to take a walk in the park at dusk.

This orthophoto shows the details of the terrain very clearly.

We are developing new technologies to mine bauxite.

We should always remember the power of Kannon in difficult times.

He is studying every day with the spirit of unyielding diligence in his studies.

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.