防擴散
nonproliferation
n : the prevention of something increasing or spreading
(especially the prevention of an increase in the number
of countries possessing nuclear weapons); "they protested
that the nonproliferation treaty was just a plot to
maintain the hegemony of those who already had nuclear
weapons"; "nuclear disarmament and nonproliferation are
closely related goals" [syn: {non-proliferation}] [ant: {proliferation},
{proliferation}]