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。
Western diplomats and experts, who are familar with the inteligence, revealed that Iran had already completed key steps and solved technical problems with the help from foreign scientists, according to the report from Washington Post on Sunday evening.
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。
A former official, who used to work at international nuclear agency, said that the progress made by Iran included designing and testing the device to ignite nuclear explosion.
