Scientists are warning that this substance has carcinogenicity.

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.

In the traditional Japanese number system, Muryo-taisu represents a very large number.

He is good at arithmetic.

He absorbs new information like a sponge soaking up water.

The water service in my house has broken down.