4. 《華盛頓郵報》星期日晚上報導說，據了解這份情報的西方外交官和核專家透露，伊朗已在外國科學家的幫助下完成關鍵步驟，克服了技術難題。
Washington Post said in Sunday evening that Iran has completed the key step and overcome the difficulty in technology according to western officials and nuclear experts formiliar with the information.
5. 曾在國際原子能機構工作的一名前任官員說，伊朗取得的進展包括設計、測試引發核爆炸的爆炸裝置。
An former I.A.E.A. official said that Iran had made progresses in designing and testing the explosive device used to trigger a nuclear explosion.
