three layers of skin
three layer of skin
det:num n prep n
three layers of skin .
θ ɹ iː WORD_BOUNDARY l eɪ ɚ z WORD_BOUNDARY ʌ v WORD_BOUNDARY s k ɪ n WORD_BOUNDARY
t h r e e WORD_BOUNDARY l a y e r s WORD_BOUNDARY o f WORD_BOUNDARY s k i n WORD_BOUNDARY