短語詞組短語nonfragmenting projectile [軍]無破片彈projectile magazine 彈藥庫projectile velocity 射彈速度projectile particle 拋射粒子PROJECTILE RANGE 拋射體飛行距離projectile energy 入射能量underwater projectile 水下投射體secondary projectile 繼發(fā)投射物rocket projectile 火箭彈；噴氣火箭projectile motion 拋物運動；拋射體運動 返回 projectile