text_original: Pasteur observed that the infected marrows, when brought into contact with dry air, lost their virulence in proportion to the length of time they were exposed, becoming almost harm  less after fifteen days.
text_transcription: PASTOR OBSERVED THAT THE INFECTED MARROWS WHEN BROUGHT INTO CONTACT WITH DRY AIR LOST THEIR VIRULENCE IN PROPORTION TO THE LENGTH OF TIME THEY WERE EXPOSED BECOMING ALMOST HARMLESS AFTER FIFTEEN DAYS
phonemes: pæstˈʊɹ əbzˈɜːvd ðætðɪ ɪnfˈɛktᵻd mˈæɹoʊz, wˌɛn bɹˈɔːt ˌɪntʊ kˈɑːntækt wɪð dɹˈaɪ ˈɛɹ, lˈɔst ðɛɹ vˈɪɹələns ɪn pɹəpˈɔːɹʃən tə ðə lˈɛŋθ ʌv tˈaɪm ðeɪ wɜːɹ ɛkspˈoʊzd, bᵻkˈʌmɪŋ ˈɔːlmoʊst hˈɑːɹm lˈɛs ˈæftɚ fˈɪftiːn dˈeɪz.