or two years old
or two year old
coord det:num n adj
or two years old ?
ɔː ɹ WORD_BOUNDARY t uː WORD_BOUNDARY j ɪ ɹ z WORD_BOUNDARY oʊ l d WORD_BOUNDARY
o r WORD_BOUNDARY t w o WORD_BOUNDARY y e a r s WORD_BOUNDARY o l d WORD_BOUNDARY