射石炮

例句：

1. 1.The ancient Chinese had a unique weapon called "射石炮".
   中国古代有一种独特的武器叫做“射石炮”。
2. 2.This machine is used to fire projectiles at long distances, similar to the ancient Chinese "射石炮".
   这种机器用于远距离发射弹丸，类似于古代中国的“射石炮”。
3. 3.In ancient times, people often used "射石炮" as a means of defense against intruders.
   在古代，人们经常使用“射石炮”作为抵御入侵者的手段。