I think that's to make them squeak
i think that's to make them squeak .
aɪ WORD_BOUNDARY θ ɪ ŋ k WORD_BOUNDARY ð æ t s WORD_BOUNDARY t ə WORD_BOUNDARY m eɪ k WORD_BOUNDARY ð ɛ m WORD_BOUNDARY s k w iː k WORD_BOUNDARY
i WORD_BOUNDARY t h i n k WORD_BOUNDARY t h a t ' s WORD_BOUNDARY t o WORD_BOUNDARY m a k e WORD_BOUNDARY t h e m WORD_BOUNDARY s q u e a k WORD_BOUNDARY