Hierarchy
Description The sound of the part of an aircraft that generates mechanical power. Aircraft engines are almost always lightweight piston engines, gas turbines, or, in small multicopter UAVs, electric motors.
URI http://en.wikipedia.org/wiki/Aircraft_engine
Siblings
Direct children
Examples
# audio samples
108
# ground truth
42     (propagated from children: 16)

Audio samples with candidate annotations for
Aircraft engine