出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第229页（222字）
形容进军顺利，敌方毫无抵抗的机会，例敌军失去外围据点后，阵脚大乱，慌忙撤退，我军便长驱直入，势如破竹。
After the outer defence strong-holds had been taken，the enemy retreated in confusion and our troops made a break through