朝鲜North Korea;
核试验nuclear test;
核弹头nuclear warhead;
平壤Pyongyang;
行动过火overact;
严重挑衅serious provocation;
沉默回应muted response;
实施制裁impose sanctions;
外交边缘政策diplomatic brinkmanship;
引起国际社会强烈谴责spark international outrage
朝鲜North Korea;
核试验nuclear test;
核弹头nuclear warhead;
平壤Pyongyang;
行动过火overact;
严重挑衅serious provocation;
沉默回应muted response;
实施制裁impose sanctions;
外交边缘政策diplomatic brinkmanship;
引起国际社会强烈谴责spark international outrage