

Медсестра быстро сделала мне инъекцию.
The nurse quickly gave me an injection.
Не бойся, инъекция — это совсем не больно.
Don't be afraid, an injection doesn't hurt at all.
Врач назначил мне инъекции на неделю.
The doctor prescribed me injections for a week.
"инъекция" is in the lesson "Head" (Level 44), 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.