回複：*=*=* 《每日一句漢譯英》*=*=*科技篇。

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 reported Sunday, according to Western diplomats and nuclear experts briefed on the information, Iran, with the help from foreign scientists, has finished crucial steps and overcome techinical challenges.

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 of the international nuclear institute said, Iran made progresses in the design and testing of nuclear explosion ignition device.