electron bombard

例句：

1. 1. The military used electron bombardmentto destroy enemy positions.
   军队使用电子轰击来摧毁敌方阵地。
2. 2. Thescientist conducted an experiment usingelectron bombardment.
   科学家进行了一个使用电子轰击的实验。
3. 3.The projectile was designed to be firedat high speeds, with the goalof being able to bombard enemy targetsfrom a distance.
   这种弹丸被设计成以高速发射，目标是能够从远距离对敌目标进行轰炸。