英语语法分析

He often appeared angry and frustrated by the intransigence of both sides.

他好像总是为双方的强硬态度而愤怒和沮丧。

《柯林斯英汉双解大词典》

Political intransigence. How do we save the world?

我们该如何拯救世界？

So the "realists" are adapting to the reality of Iranian intransigence.

由此，“现实主义者们”逐渐适应并对伊朗人的冥顽不化，寸步不让采取了默许态度。