He accidentally shot himself in the foot.

他意外走火打中自己的脚。

The pistol discharged accidentally.

手枪走火。

This paper introduced the design method of the ground anti-cookoff device of air machine gun , offering detailed hardware composings and software design scheme.

介炮地面防走火装置的设计方法,并给出较为细的硬件组成及软件设计方案。