The enemy could not get supplies or reinforcements through because of the guerilla warfare.由于游击战的牵制，敌军没法输送给养或援兵。Tough fighting annealed the peasants into the guerilla band.艰苦的战斗磨练了那些农民，使他们加入了游击队。Small guerilla units were fighting behind enemy lines.游击小分队在敌人后方作战。