

У ребёнка третий день лихорадка и кашель.
The child has had a fever and a cough for three days now.
При лихорадке нужно пить много воды.
When you have a fever, you need to drink a lot of water.
После прививки у него не было лихорадки.
He didn't have a fever after the vaccination.
"лихорадка" is in the lesson "Treatment" (Level 13), along with 14 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.