Assertion: hovercraft | /r/HasAspect | propeller
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: Although hovercraft usually have separate fans (to create the cushion) and propellers (to drive them along), the same engines typically drive both, using gearboxes and transmissions to turn the engine's power through ninety degrees.
text: Hovercraft are very environmentally friendly – unlike a boat or Jet Ski, a hovercraft does not use sea water for cooling or propulsion, they have no propeller to damage sea mammals such as manatees or sea turtles.
text: A hovercraft doesn’t have wheels at all, or skis, but it does have at least one propeller.