noun
direct fire
Military term for firing at a target that is visible and in the line of sight, as opposed to indirect fire.
戦車は直接照準射撃で敵の陣地を攻撃した。
The tank attacked the enemy position with direct fire.
Indirect fire, where the target is not in the direct line of sight.
Compound of 直接 (direct) + 照準 (aiming) + 射撃 (shooting).