internal combustion engine
internal combustion engine is a kind of mechanical machine (and therefore also a kind of artifact, inanimate, thing, and machine).
pratt & whitney jt4a is a kind of internal combustion engine.
internal combustion engine is a kind of mechanical machine (and therefore also a kind of artifact, inanimate, thing, and machine).
pratt & whitney jt4a is a kind of internal combustion engine.
