this is a butterfly
this is a butterfly .
ð ɪ s WORD_BOUNDARY ɪ z WORD_BOUNDARY ʌ WORD_BOUNDARY b ʌ t ə ɹ f l aɪ WORD_BOUNDARY
t h i s WORD_BOUNDARY i s WORD_BOUNDARY a WORD_BOUNDARY b u t t e r f l y WORD_BOUNDARY