let's go back in
let go back in
v v adj adv
let's go back in !
l ɛ t s WORD_BOUNDARY ɡ oʊ WORD_BOUNDARY b æ k WORD_BOUNDARY ɪ n WORD_BOUNDARY
l e t ' s WORD_BOUNDARY g o WORD_BOUNDARY b a c k WORD_BOUNDARY i n WORD_BOUNDARY