法国外交消息人士：法国、英国、德国（E3）外长及欧盟高级代表与伊朗外交部长进行了通话。欧洲三国部长告诉伊朗外长，必须立即回归外交途径，以达成可验证且持久有效的核协议；再次强调如果到夏末未取得实质性进展，将重新对伊朗实施联合国制裁。

Group 1 - The core message indicates that the foreign ministers of France, the UK, Germany (E3), and the EU's senior representative have communicated with the Iranian foreign minister, emphasizing the need to return to diplomatic negotiations for a verifiable and lasting nuclear agreement [1] - The E3 ministers reiterated that if substantial progress is not achieved by the end of summer, the re-imposition of UN sanctions on Iran will be considered [1]