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

The sudden bonus was indeed a godsend.

He was fishing outside of the boat.

The police have started searching for the suspicious ship.

We toured the lake by tour boat.

He is undergoing training for extravehicular activity.

He engaged in an extravehicular activity from the spaceship.

We crossed the sea by catamaran.

The shipworm is known for eating wood.

This room has a large space.