sound of a gunshot; report of a gun
遠くから銃声が聞こえた。
I heard a gunshot from afar.
銃声に驚いて全員が伏せた。
Everyone hit the ground, startled by the gunshot.
銃声が鳴り響くと鳥が一斉に飛び立った。
When the gunshot rang out, the birds all took flight at once.