an object that is thrown or shot forwards , especially from a weapon
发音
例句
1. The vertical and horizontal motions of a projectile can be treated independently. 抛射体的竖直方向和水平方向的运动能够分开来处理。 2. Have you altered the plans of the projectile as the telegram suggests? 你已经按照电报的要求修改炮弹图样了吗?