He used a loudspeaker to convey his message to a large crowd.

He sent a distress signal with the radio.

He handled the light machine gun carefully.

In this game, when you run out of lives, it's game over.

The view from the airplane window is very beautiful.

I bought a new drying machine.

He is good at piloting a monoplane.

He is repairing an old biplane.

He is good at piloting a triplane.

The copier is broken and cannot be used now.