【机】 break up of catalyst
activator; catalyzer
【计】 catalyst
【化】 catalyst; catalyzator; catalyzer
【医】 accelerant; catalyst; catalytic agent; catalyzator; catalyzer
contact substance
go; leave; of; somebody; something; this
disintegrate; disorganize; collapse; crumble; go to pieces; overthrow
【化】 disagglomeration