首先，它强烈表明，朝鲜猛然崛起成为特朗普的主要外交政策挑战，这意味着前总统奥巴马所采取的战略容忍很有可能让位给容易引起“事故”的强硬战略政策。
For starters, it highlights North Korea’s sudden emergence as Trump’s main foreign-policy challenge, suggesting that the strategic patience pursued by former President Barack Obama could well be replaced by a more accident-prone policy of strategic tetchiness.