what's this part called
what's this part called ?
w ʌ t s WORD_BOUNDARY ð ɪ s WORD_BOUNDARY p ɑː ɹ t WORD_BOUNDARY k ɔː l d WORD_BOUNDARY
w h a t ' s WORD_BOUNDARY t h i s WORD_BOUNDARY p a r t WORD_BOUNDARY c a l l e d WORD_BOUNDARY