act of War

例句：

1. 1.The government's decision to declare war on the enemy was a calculated risk.
   政府决定对敌人宣战是一个经过计算的风险。
2. 2.The commander's order to launch an act of war was met with dissent among his subordinates.
   指挥官下令发动一场战争的行为遭到了下属的反对。
3. 3.The treaty between the two countries was meant to prevent future acts of war.
   两国之间的条约旨在防止未来的战争行为。