Scientists are warning that this substance has carcinogenicity.

This area is still undeveloped.

This area is still undeveloped and rich in nature.

Suddenly, I heard the sound of an explosion from afar.

This newly released smartphone is equipped with the latest technology.

Scientists are warning that this substance is carcinogenic.

He is struggling with the spelling pronunciation of English.

Learning about the nasal sound rule in Japanese is very important for understanding pronunciation.

He read the Thousand and One Nights and was drawn to the charm of the Orient.

After he solved the problem, he said, 'It's like seeing the true form of a ghost or a withered silver grass,' meaning things are not as scary as they seem.