英和和英

an air-cooled engine

an air‐cooled engine

the engine-room

a steam locomotive

an exhaust fan

a fan-engine

a steam engine

the inferno of the engine room

a shaft for ventilation

an automobile, a louver

an air chamber in a hydraulic gear

a radiator of an internal combustion engine

a steam engine

the steam engine

an internal combustion engine called {water-cooled engine}

a air ventilator of a room called {fan coil unit}

a watercooled engine

a chamber for compressed air

a pneumatic pump

a hot-air engine

liquid-cooled combustion engine

a blast engine

a blower

a lung motor

a gas-motor

a condensing engine

a ventilation system

a breathing apparatus

a revolving fan

a water-cooled engine