【化】 commutation rule
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
amiable; change; easy; exchange
regulation; rule; formulae; order; rope
【计】 rule
【化】 regulation; rule
【医】 regulation; rule
【经】 propriety; regulations; rule