nautilus
nuclear submarine
nuclear-powered submarine

The guy had to come off a nuclear submarine, didn't he?

Yes, better they should see the plans for a nuclear submarine than this!

On a nuclear submarine you are absolutely cut off from the outside world.

Certainly not when you want to spend 20billion on nuclear submarines.

It can only be nuclear submarines, probably two, perhaps three.

The cost of a nuclear submarine is mostly not in its hull.

A typical nuclear submarine has a crew of over 80.

In 1987-1988 he completed his military service on French nuclear submarines.

In a nuclear submarine all the jobs could be done by women with their left hand.

Inside was the message from the captain of a missing nuclear submarine.