launcher

1. N-COUNT A missile launcher or a grenade launcher is a device that is used for firing missiles or grenades. (火箭、导弹等的)发射器[usu with supp] →see also rocket launcher

...a mobile missile launcher. ...可移动导弹发射器。

The Marines fired back with a grenade launcher. 海军陆战队用手榴弹发射器反击。