The air engine is a type of internal combustion engine that uses compressed air as a source of power.

The pulp engine is the heart of the paper mill.

The pulp engines are used to power the paper mill.

The farmer used a chaff engine to cut the straw into chaff.

The chaff engines were deployed to confuse enemy radar.

The winding engine is responsible for controlling the cable.

The winding engines in the mine are responsible for pulling up the ore from deep underground.

The monkey engines are powerful and efficient.

The monkey climbed up the tree.

The engine sheds at the train station are used for maintenance and storage.