

I'm free this afternoon.
[ˈaɪm ˈfri ˈðɪs ˌæftərˈnun.]
Let's meet on Saturday afternoon.
[ˈlɛts ˈmit ˈɔn ˈsætərˌdeɪ ˌæftərˈnun.]
Do you work in the afternoon?
[ˈdu jə ˈwɜrk ˈɪn ðə ˌæftərˈnun?]
"afternoon" is in the lesson "Time 1" (Level 1), along with 9 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.