piercer ['pɪrsə]

例句:

• Apply to military industry, such as armor piercer and so on.
  用于军事工业, 如穿甲弹弹芯等.
  
• Common failure of three - roll piercer in production was studied.
  介绍了三辊穿孔机在生产过程中的常见故障和事故.
  
• The armor piercer sends the strength, Is the typical wadding fist sends the strength method.
  穿甲弹的发力, 就是典型的绵拳的发力方法的.