Now, Tehran and Washington are both raising the stakes.

现在，伊朗和美国相继抬高赌注。

But is still serving flights to Tehran.

但仍有飞往德黑兰的航班。

But beyond that, Tehran has not commented.”

但是除此之外，德黑兰并未发表任何评论。”

He also said Tehran would not suspend uranium enrichment activities.

他还说，德黑兰不会停止铀浓缩活动。

Tehran has summoned the British ambassador in protest.

德黑兰召见英国大使以示抗议。

And that's a big issue in Tehran.

这在伊朗看来是个大问题。

Dear Learning English, I am Mehran from Iran, Tehran.

亲爱的慢速英语，我是来自伊朗德黑兰的迈赫兰。

Our correspondent, Mohsen Asgari, is in the capital Tehran.

记者莫森·阿斯卡里在德黑兰报道。

But in Tehran, protesters expressed their anger over the news.

而在德黑兰，抗议者则表达了他们对这则消息的愤怒。

35 years after Washington and Tehran broke off diplomatic ties.

这是继华盛顿和德黑兰断绝外交关系长达35年后。