The water source in this area has dried up.

The water source in this area has dried up.

This region has not had rain for a long time, and the water source has dried up.

This area has not had rain for a long time, and the water source has dried up.

He sent an advance notice of tomorrow's party by email.

He gave notice that he would be absent from the meeting tomorrow.

That incident was truly something very unfortunate and scary.

Goguryeo was a kingdom that existed from 37 BCE to 668 CE.

My friend came from the Republic of Korea.

The core part of this machine requires very complex engineering.