巨型炸弹

例句：

1. 1.The giant bomb dropped by the enemy was a major threat to our city.
   敌人投下的巨型炸弹对我们的城市构成了重大威胁。
2. 2. The giant bomb was so powerful that it could destroy entire cities.
   这个巨型炸弹如此强大，足以摧毁整个城市。
3. 3.The giant bomb was a symbol of war and destruction.
   这个巨型炸弹是战争和毁灭的象征。