These, however, are modest concessions, unlikely to get the Iranians to abandon a 20-year-old uranium enrichment project, a process that can create fissile material for warheads.

• 欧盟在与伊朗进行谈判的同时，也与美国就伊朗核问题进行了长达数周的磋商，相互做出让步。欧盟答应，在核会谈失败后，将支持美国将伊朗核问题提交给联合国安理会。