a negatively charged particle带负电荷的粒子拼音双语对照双语例句1So, if we think about the force that occurs between a positively and a negatively charged particle, what we have is essentially a Coulomb force, so we can describe this as a force of attraction.一个带负电的粒子之间,的作用力,这本质上就是库伦力,我们可以把它,描述成一个引力。