瑞虎7 PHEV的混合动力系统是如何工作的？它有什么驾驶模式？

瑞虎7 PHEV将汽油发动机与电动机相结合，可在多种模式下运行。驾驶员可以根据需要在纯电模式（短途行驶）、混合动力模式（平衡效率和性能）以及纯燃油模式之间切换 。该系统能提供即时扭矩，实现快速加速和平顺的高速巡航，完美融合了电力驱动和燃油效率 。

The Tiggo 7 PHEV combines a petrol engine with an electric motor, allowing it to operate in several modes. Drivers can switch between pure electric mode for short trips, hybrid mode for balanced efficiency and performance, and petrol-only mode when needed . This system provides instant torque for quick acceleration and smooth highway cruising, delivering a seamless blend of electric power and petrol efficiency .