軽けい機き関かん銃じゅう

noun

light machine gun

A portable, fully automatic firearm used by infantry, typically firing rifle-caliber rounds and operated by a small crew or a single soldier.

• 分ぶん隊たいは軽けい機き関かん銃じゅうで援えん護ご射しゃ撃げきを行おこなった。

  The squad provided covering fire with a light machine gun.