【医】 asynthesis
connect; join; joint; juncture; link
【计】 bussing; catenation; connection; interfacing; join; linkage; linking
【化】 connection
【医】 connection; couple; coupling; union
【经】 link
barrier; handicap; obstruction; balk; clog; hedge; hindrance; hurdle
【化】 trouble
【医】 allo-; disorder; disturbance; dys
【经】 hurdle