【机】 closed pair; pair-closure
add up to; be equal to; close; combine; join; proper; shut; suit; whole
【医】 con-; sym-; syn-
right; answer; reply; at; check; compare; couple; mutual; opposite; versus; vs
face to face
【计】 P
【化】 dyad
【医】 Adv.; contra-; corps; ob-; p-; pair; par; para-
【经】 vs
