Unit 1 Introduction to cars Lesson 1 Classification of cars Lesson 2 Basic parts of cars Unit 2 Engines Lesson 3 Principle of operation Lesson 4 Electronic fuel injection system Lesson 5 Cooling system Lesson 6 Lubrication system Lesson 7 Emission control system Unit 3 Power train Lesson 8 Clutches Lesson 9 Manual transmission Lesson 10 Automatic transmission Unit 4 Steering & braking systems Lesson 11 Steering system Lesson 12 Brakes Lesson 13 Anti-lock braking system Unit 5 Electrical system Lesson 14 Charging system Lesson 15 Lighting system Unit 6 New energy cars Lesson 16 Electric cars Appendix Ⅰ Chinese translation Appendix Ⅱ Answer key Appendix Ⅲ A-Z word list 後記 參考文獻