例句與造句

1. Typically endangering the safety of his own people, Saddam is even using heavy surface to surface rockets as improvised antiaircraft weapons,
2. The missile had entered service by 1989 and had a range of at least 780.5 km as that is the distance between the Bulgarian border and Ankara, the operation where the missile was utilized being intended to destroy Ankara with strategic rockets, and no other surface to surface rocket was taken along for the operation.
3. It's difficult to find surface to surface rocket in a sentence. 用surface to surface rocket造句挺難的