【化】 gauffer calender
concave; dent; fovea; hollow
【医】 concavity; depression; faveoli; faveolus; fossa; fossae; fovea; hollow
koilo-; lenus; pit; sink; venter
wale
cotton ginning
【化】 ginning
chance; crucial point; engine; machine; occasion; organic; pivot; plane
flexible
【医】 machine