A cigar-shaped,self-propelled underwater projectile launched from a submarine,an aircraft,or a ship and designed to detonate on contact with or in the vicinity of a target.

• 鱼雷，一种雪茄形状的自动水下弹道武器，由潜艇、飞行器或舰艇发射，在接触到目标或接近目标时引爆。