

A enfermeira vai injetar a vacina no braço esquerdo.
Muitos diabéticos injetam insulina várias vezes por dia.
O governo injetou milhões de euros na economia.
"injetar" is in the lesson "Verbs 9" (Level 21), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.