【化】 autoprotolysis constant
proton
【化】 hydrion; merron; proton
【医】 proton; uron
certainly; from; of course; oneself; self; since
【建】 auto-
give; hand over; pass; in the proper order; successively
constant; invariable
【计】 C
【化】 constant
【医】 constant
【经】 constant