连发枪

例句：

1. 1. The soldier was trained to use a machine gun with a quick reloading system.
   士兵被训练使用一种快速装填的机枪。
2. 2. The police officer used his pistol to subdue the suspect.
   警察用他的手枪制服了嫌疑人。
3. 3. In the movie, the hero wields a powerful rifle that can fire multiple rounds in succession.
   在电影中，英雄手持一把强大的步枪，可以连续发射多颗子弹。