we hafta use extra powers
we have use extra power
pro:sub mod v adj n
we have to use extra powers.
w iː WORD_BOUNDARY h æ v WORD_BOUNDARY t ə WORD_BOUNDARY j uː z WORD_BOUNDARY ɛ k s t ɹ ə WORD_BOUNDARY p aʊ ə ɹ z WORD_BOUNDARY
w e WORD_BOUNDARY h a v e WORD_BOUNDARY t o WORD_BOUNDARY u s e WORD_BOUNDARY e x t r a WORD_BOUNDARY p o w e r s . WORD_BOUNDARY