

This bird is very rare in Europe.
[ˈðɪs ˈbɜrd ˈɪz ˈvɛri ˈrɛr ˈɪn ˈjʊrəp.]
It's rare to see a bear in these mountains.
[ˈɪts ˈrɛr tə ˈsi ə ˈbɛr ˈɪn ˈðiz ˈmaʊntn̩z.]
They found one of the rarest flowers in the world.
[ˈðeɪ ˈfaʊnd ˈwən əv ðə ˈrɛrəst ˈflaʊərz ˈɪn ðə ˈwɜrld.]
"rare" is in the lesson "Adventures" (Level 36), along with 15 other useful words. LinDuo has 180 topic lessons like this one, 2,375 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.