Learn how to say Inject correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word inject:
(medicine) to introduce (a fluid) into (the body of a person or animal) by means of a syringe or similar instrument
(followed by into) to introduce (a new aspect or element) ⇒ to inject humour into a scene
to interject (a comment, idea, etc)
to place (a rocket, satellite, etc) in orbit