The Pentagon spokesman said (says) the Iran’s war games and his comments on then have(it’s~ has) nothing to do with effort(ever) .by(But )the United States and  several other(a lot of)  world powers to convince Iran to give up it’s nuclear weapon program. The Security Council has demanded Iran stop enriching (inreach) Uranium, an(and the) important step in(of) producing fuel that could be used in(is) nuclear bomb. All is the voa news at Pentagon.

The Pentagon：五角大楼
Security Council 安理会
Uranium：铀
Enrich 浓缩；使富裕；充实
Bomb 炸弹

五角大楼发言人说，伊朗的战争游戏和有关评论与美国和其他一些世界大国为确保伊郎放弃核武器计划的努力是不同的。安理会要求伊朗放弃铀浓缩，铀浓缩是生产用于核炸弹燃料的重要步骤。