Iran plans to sharply increase the purity of its enriched uranium in a provocative move that puts it closer to weapons-grade levels and threatens to scupper efforts to revive an international nuclear deal.
伊朗計(jì)劃大幅提高其濃縮鈾的豐度，這一挑釁性舉動(dòng)將使其濃縮鈾豐度接近武器級(jí)水平，并威脅到重啟國(guó)際核協(xié)議的努力。
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