The collision can occur between two charged particles; it need not involve direct physical contact.

这一碰撞可发生在两个相斥的粒子之间，并不要求接触下产生的撞击。

youdao

The collision can occur between two charged particles; it need not involve direct physical contact.

这一碰撞可发生在两个相斥的粒子之间，并不要求接触下产生的撞击。

youdao