He encrypted the message using a public key.

I purchased a new car.

I purchased a new car.

Reducing greenhouse gas emissions is important for environmental protection.

There is still no specific medicine for this cold.

My father works at a public profit corporation.

He is working in a mine.

His name is being mentioned as a candidate for mayor.

He has a gentle and sincere personality, and is trusted by everyone.

People from all over the country gathered to celebrate the emperor's birth.