Iran has dismissed comments by the top US military chief that it has enough fissile material to make a nuclear bomb. 伊朗否认了美国高级军事长官说伊朗有足够的可分裂材料来制造核炸弹。
Given the relatively small size of the underground explosion, there are doubts that North Korea really succeeded in detonating a nuclear bomb. 考虑到地下较小范围内的爆炸,仍有许多疑问质疑着朝鲜是否真的成功引爆核炸弹。