He is a master of unarmed combat.

In this factory, we use compressed air to operate the machines.

I recorded music with my new sound recorder.

He tends to have a dislike for trying new foods that he has not tried before.

Carbohydrates are important as a source of energy.

One side of the park was covered with beautiful flowers.

Please close all the windows before the typhoon comes.

I put a photo in the letter as an enclosure.

She enclosed a photo in the letter.

I was surprised by his strange behavior.