rubber bullet

US 
UK 
  • n.橡皮子弹(防暴用)
  • Web橡胶子弹;橡皮防暴弹;橡胶弹
Plural Form:rubber bullets  
rubber bullet
n.
1.
橡皮子弹(防暴用)a bullet made of rubber intended to injure but not to kill people, used by the army or police to control violent crowds