godan verb (-su), transitive verb
begin shooting; open fire
Focuses on the start of shooting, often in a military or action context.
敵に向かって一斉に撃ち出した。
They opened fire on the enemy all at once.
godan verb (-su), transitive verb
shoot out; fire out
Emphasizes the projectile being discharged, not necessarily the beginning of shooting.
大砲が砲弾を撃ち出す。
The cannon fires out a shell.