back b a c k
back b a c k
adv n:let n:let n:let n:let
back b a c k .
b æ k WORD_BOUNDARY b iː WORD_BOUNDARY ɐ WORD_BOUNDARY s iː WORD_BOUNDARY k eɪ WORD_BOUNDARY
b a c k WORD_BOUNDARY b WORD_BOUNDARY a WORD_BOUNDARY c WORD_BOUNDARY k WORD_BOUNDARY