用英文怎麼表達？訊號槍

　　例句：

　　訊號槍一響，賽跑就開始了。

　　The gun sounded and the race began.

　　訊號槍是為一少數攻擊力不因為距離而上升或下降的武器。

　　The Flare Gun is one of the few weapons not subject to distance indexed damage falloff or ramp up.

　　訊號槍和軍團要塞經典版的燃燒炮應屬於最類似的，雖然它們之間有著“很大的”不同。（例如大小）

　　The Flare Gun is most likely a remake of the Incendiary Cannon from Team Fortress Classic, although there are a few large differences.