【医】 disorientation
directional
【计】 vectoring
【化】 orientation
【医】 orientation
all one's best; force; power; puissance; strength
【化】 force
【医】 dynamo-; ergo-; force; potency; potentia; Power; stheno-; strength; vis
barrier; handicap; obstruction; balk; clog; hedge; hindrance; hurdle
【化】 trouble
【医】 allo-; disorder; disturbance; dys
【经】 hurdle