American English
How to pronounce tell the difference between a and b
TʰEHL THUH DIH-fer-ns bih-TʰWEEN UH EHND BEE
/tʰɛl ðə ˈdɪ.fɚ.n̩s bɪˈtʰwin ə ɛnd̚ bi/
In natural speech
Listen for how the words join together.
/tʰɛl ðə ˈdɪ.fɚ.n̩s bɪˈtʰwi nə ⁀ɛnd̚ bi/