a. 快步如飞的, 飞快的, 迅速的

Wing-footed \Wing"-foot`ed\, a.
1. Having wings attached to the feet; as, wing-footed
Mercury; hence, swift; moving with rapidity; fleet.
--Drayton.

2. (Zo["o]l.)
(a) Having part or all of the feet adapted for flying.
(b) Having the anterior lobes of the foot so modified as
to form a pair of winglike swimming organs; -- said of
the pteropod mollusks.