☉ 南辕北辙 【nányuánběizhé】
　　[ try to go south by driving the chariot north-act in a way that defeats one's purpose ] 与事实相反，背道而驰。
　　例： 使南辕北辙，无苦征途。——《福惠全书》
　　[ poles apart,poles asunder ] 截然相反。