A:	and it's almost impossible to swim back up.
ʌ WORD_BOUNDARY æ n d WORD_BOUNDARY ɪ t s WORD_BOUNDARY ɔ l m oʊ s t WORD_BOUNDARY ɪ m p ɑ s ɪ b ə l WORD_BOUNDARY t ə WORD_BOUNDARY s w ɪ m WORD_BOUNDARY b æ k WORD_BOUNDARY ʌ p WORD_BOUNDARY