ballistics是什么意思
ballistics [英][bəˈlɪstɪks][美][bəˈlɪstɪks] n.（有关炮弹发射）弹道学; 例句: 1. The army wound ballistics experts fired some comparison bullets. 军方弹道专家发射同样的**。 2. Neither technique is complicated or new, but the combination of images andballistics had never been...