a pair of glasses
a pair of glass
det:art n prep n
a pair of glasses ?
ɐ WORD_BOUNDARY p ɛ ɹ WORD_BOUNDARY ʌ v WORD_BOUNDARY ɡ l æ s ɪ z WORD_BOUNDARY
a WORD_BOUNDARY p a i r WORD_BOUNDARY o f WORD_BOUNDARY g l a s s e s WORD_BOUNDARY