名詞 nonproliferation:

1. the prevention of something increasing or spreading (especially the prevention of an increase in the number of countries possessing nuclear weapons)
   同義詞：non-proliferation

1. A nonproliferation treaty.
   防止(核武器)擴(kuò)散條約

non.pro.lif.er.a.tion

adj.（形容詞）
Of, relating to, or calling for an end to the acquisition of nuclear weapons by additional nations:
防止（核武器）擴(kuò)散的：屬于、關(guān)于或?yàn)榉乐贡黄渌鼑?guó)家獲得核武器而召集的：
例句：
a nonproliferation treaty.
防止（核武器）擴(kuò)散條約