More recently, there was America’s event-driven shift toward cooperation with Russia on ending Syria’s civil war, following a chemical-weapons attack that left at least 1,400 people dead.
最近由于突发事件的驱动，又发生了美国为结束叙利亚内战，在化学武器袭击造成至少1，400人死亡后逐渐转向与俄罗斯合作。