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English definition of “fuel injection”

fuel injection

noun [U]    
a system in a vehicle that directs an exact amount of fuel into the engine when it is neededCars fuel-injected     /ˈfjʊəl.ɪnˌdʒek.tɪd/ US  /-t̬ɪd/ adjective a fuel-injected engine/carCars
(Definition of fuel injection noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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