This transmitter can send signals far away.

In my school, we sometimes watch movies using a projector.

The enemy aircraft invaded our airspace.

I made a calendar using the new calender.

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.