He used a telescope to find a pirate ship.

The development of nuclear-powered ships must consider their impact on the environment.

We traveled by steamship.

I went on a trip by Sekifune.

His dream is to pilot a spaceship.

The icebreaker moved forward, breaking through the thick ice.

The patrol boat is patrolling the sea area.

I attended an awards ceremony yesterday.

It's difficult to solve this formula.

We attended his memorial service.