This means that a party who is unsatisfied with the outcome of a trial may bring an appeal to contest that outcome.
ðɪs mˈiːnz ðˌæɾə pˈɑːɹɾi hˌuː ɪz ʌnsˈæɾɪsfˌaɪd wɪððɪ ˈaʊtkʌm əvə tɹˈaɪəl mˈeɪ bɹˈɪŋ ɐn ɐpˈiːl tə kəntˈɛst ðæt ˈaʊtkʌm.