explain let Mark explain
let Mark explain
v n:prop v
explain let mark explain .
ɛ k s p l eɪ n WORD_BOUNDARY l ɛ t WORD_BOUNDARY m ɑː ɹ k WORD_BOUNDARY ɛ k s p l eɪ n WORD_BOUNDARY
e x p l a i n WORD_BOUNDARY l e t WORD_BOUNDARY m a r k WORD_BOUNDARY e x p l a i n WORD_BOUNDARY