1.We are working together in the war on terror. We are fighting to defeat a ruthless enemy of order and civilization.
我们在反恐战争中精诚合作，为了打败破坏世界秩序和人类文明的残忍敌人而共同努力。
2.We are fighting to defeat a ruthless enemy of order and civilization.
为击败破坏秩序与文明的凶残敌人，我们正在进行战斗。
3.The ruthless enemy killed the old lady.
残忍的敌人杀害了那位老太太。
4.whether facing the sweet love or facing a ruthless enemy, as long as we had a sunny and positive mind, we can have a beautiful life.
无论是面对甜美的爱情，还是对抗残忍的敌人，只要拥有一颗积极阳光的心灵，那么就能够拥有美丽的人生。