自じ動どう小しょう銃じゅう

noun

automatic rifle

A rifle that automatically reloads and fires continuously while the trigger is held. In military contexts, often distinguished from semi-automatic rifles.

• その兵へい士しは自じ動どう小しょう銃じゅうを構かまえて前ぜん進しんした。

  The soldier advanced, holding an automatic rifle at the ready.