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1·Massive projectiles striking much larger bodies create various kinds of craters, including multi-ring basins—the largest geologic features observed on planets and moons.

巨大的抛射物撞击更大的天体，创造了各种各样的陨石坑，包括多环盆地——这是在行星和卫星上观察到的最大的地质特征。

2·Massive projectiles striking much larger bodies create various kinds of craters, including multi-ring basins—the largest geologic features observed on planets and moons.

大量的抛射物撞击更大的天体，形成各种各样的陨石坑，包括“多环盆地”——在行星和卫星上观察到的最大的地质特征。

3·The differences in the penetration mechanism between cuspidal and blunt projectiles are studied.

研究了尖头、钝头弹在侵彻机理上的差异。

4·Why do I want to recycle projectiles anyway?

话说为什么要回收投射物呢？

5·Your parents know how to launch nasal projectiles.

你的父母懂得如何用力擤鼻涕。

6·Ballistics: the study of the dynamics of projectiles.

弹道学：关于射弹动力学的研究。

7·Projectiles no longer hurt the player when reflected.

投掷物反射时不再伤害玩家。

8·The study of the flight characteristics of projectiles.

关于射弹飞行特点的研究。

9·Fixed projectiles interfering with Ragdoll physics when killed.

固定弹干扰的布娃娃物理时死亡。

10·The game has 12 levels and 3 types of projectiles for catapult.

游戏有12级和3个类型的射弹弹射器。

(1)rocket projectile火箭弹；喷气火箭

(1)projectile motion抛物运动；抛射体运动