He is doing special exercises to train his gluteus minimus muscle.

The International System of Units is a system of units commonly used worldwide.

I am studying a foreign language.

Scientists are advancing research on nuclear fusion.

Learning Japanese honorific language is difficult.

This picture has a blue pentagon drawn on it.

I am majoring in linguistics at university.

The traffic light turned red, so I stopped crossing the street.

I was asked to deliver a message from him to you.

Please leave a message on the message board.