什么是 projectile?projectile是projectil
什么是 projectil?
- A fired, thrown, or otherwise propelled object, such as a bullet, having no capacity for self-propulsion.--
- A self-propelled missile, such as a rocket.--
- Capable of being impelled or hurled forward.--
- Driving forward; impelling: a projectile force.--
- Zoology Capable of being thrust outward; protrusile.--