norm; standard; criterion; code; guiding principle 道德～ moral code; morality/国际法～norms of international law/国际法的起码～elementary requirements of international law/国际关系基本～basic norms of international relations; basic norms guiding international relations/外交～ diplomatic norms/行为～code of conduct/国际行为～standard of international conduct/社会行为～social norms