These contributed to Orwell's conviction that the Bolshevik revolution had been corrupted and the Soviet system become rotten.
ðiːz kəntɹˈɪbjuːɾᵻd tʊ ˈɔːɹwɛlz kənvˈɪkʃən ðætðə bˈɑːlʃɪvˌɪk ɹˌɛvəlˈuːʃən hɐdbɪn kɚɹˈʌptᵻd ænd ðə sˈoʊviət sˈɪstəm bɪkˌʌm ɹˈɑːʔn̩.