let's not worry about it
let not worry about it
v neg v prep pro:per
let's not worry about it.
l ɛ t s WORD_BOUNDARY n ɑ t WORD_BOUNDARY w ʌ ɹ i WORD_BOUNDARY ʌ b aʊ t WORD_BOUNDARY ɪ t WORD_BOUNDARY
l e t ' s WORD_BOUNDARY n o t WORD_BOUNDARY w o r r y WORD_BOUNDARY a b o u t WORD_BOUNDARY i t . WORD_BOUNDARY