bu he became a butterfly
he become a
pro:sub cop det:art
bu he became a butterfly.
b uː WORD_BOUNDARY h iː WORD_BOUNDARY b ɪ k eɪ m WORD_BOUNDARY ʌ WORD_BOUNDARY b ʌ t ə ɹ f l aɪ WORD_BOUNDARY
b u WORD_BOUNDARY h e WORD_BOUNDARY b e c a m e WORD_BOUNDARY a WORD_BOUNDARY b u t t e r f l y . WORD_BOUNDARY