As you assault a fortification line you will steadily over run each strong point in turn, eventually there you will push through the line and it will be as if there are no longer any fortifications.

• 这里我们有两个目标：当你攻击工事时，你将一步步越过每一条战壕，理论上说你将逐步前进，使得工事看起来不复存在。