that makes it go up and down
that makes it go up and down?
ð æ t WORD_BOUNDARY m eɪ k s WORD_BOUNDARY ɪ t WORD_BOUNDARY ɡ oʊ WORD_BOUNDARY ʌ p WORD_BOUNDARY æ n d WORD_BOUNDARY d aʊ n WORD_BOUNDARY
t h a t WORD_BOUNDARY m a k e s WORD_BOUNDARY i t WORD_BOUNDARY g o WORD_BOUNDARY u p WORD_BOUNDARY a n d WORD_BOUNDARY d o w n ? WORD_BOUNDARY