

She's wearing a thin jacket today.
[ˈʃiz ˈwɛrɪŋ ə ˈθɪn ˈdʒækət təˈdeɪ.]
The walls in my flat are very thin.
[ðə ˈwɔlz ˈɪn ˈmaɪ ˈflæt ər ˈvɛri ˈθɪn.]
Isn't this pizza base too thin?
[ˈɪzn̩t ˈðɪs ˈpitsə ˈbeɪs ˈtu ˈθɪn?]
"thin" is in the lesson "Adjectives 3" (Level 7), along with 13 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.