特朗普用轰炸和关税威胁伊朗，除非他们同意新的核协议。 Trump threatens Iran with bombing and tariffs unless they agree to a new nuclear deal.

美国总统唐纳德·特朗普威胁伊朗，如果他们不同意新的核协议，他们将进行轰炸并征收二级关税。 US President Donald Trump threatened Iran with bombing and imposing secondary tariffs if they do not agree to a new nuclear deal. 伊朗拒绝直接谈判，但对间接谈判持开放态度。 Iran has rejected direct talks but is open to indirect negotiations. 特朗普的最后通牒是在他让美国退出 2015 年限制伊朗核活动的协议之后发出的。 Trump's ultimatum comes after he withdrew the US from a 2015 deal that limited Iran's nuclear activities. 从那时起，伊朗增加了铀浓缩活动，引发了对其核计划的担忧。 Since then, Iran has increased its uranium enrichment, raising concerns about their nuclear program. 特朗普给了伊朗几周的时间来遵守协议，并警告说，如果他们不达成协议，将采取“强硬行动”。 Trump gave Iran a few weeks to comply, warning of "strong action" if they do not make a deal.