护航

例句：

1. 1. The military ships escorted the cargo ship safely to its destination.
   军舰护送货船安全抵达目的地。
2. 2. The pilot had to make a quick decision to ensure the plane's safety.
   飞行员必须迅速做出决定以确保飞机的安全。
3. 3. The soldiers stood guard at the border, ensuring no one escaped.
   士兵们在边境站岗，确保没有人逃跑。