fù​qí

ventral fin (fish)

Senses

腹鳍/ 腹鰭 fù​qí ventral fin (fish)

one of the paired fins on the belly of a fish used for steering and maintaining balance; equivalent to the hind limbs of higher vertebrates

腹鳍/ 腹鰭 fù​qí ventral fin (aircraft)

a stabilizing surface on the underside of an aircraft fuselage used to increase directional stability

References

No references for this word.